Find California Environmental Permits, Agency Records & Application Status
Search official California databases for water discharge authorizations, air-quality permits, hazardous waste facilities, contaminated properties, solid waste operations and environmental review documents.
The right database depends on the regulated activity and the agency responsible. Start with the statewide CalEPA site map, then use the individual program’s records for detailed permit information.
A California environmental permit search is not a single statewide permit lookup. The California Environmental Protection Agency (CalEPA) provides a cross-program regulated-site portal, but individual agencies maintain specialized records. A wastewater discharge record may be in the Water Boards’ CIWQS system; a hazardous waste facility permit may be in DTSC’s EnviroStor; and an air permit may be held by the local air district rather than CalEPA headquarters.
Property buyers, consultants, business owners, contractors and neighborhood residents can use these records to identify regulated sites, review permit-related documents, investigate compliance history or determine which regulator to contact. A database search is an initial research step, not a substitute for written confirmation from the responsible agency.
Start with the information you have: A street address is useful for searching facility maps, a permit or facility ID is usually more precise, and a business name can help locate a facility when its address has changed. For a development project, search the project title and local agency as well.
Which California Environmental Permit Database Should You Search?
California environmental regulation is divided among different programs. Choosing the correct program first is more reliable than entering the same address into unrelated search tools.
| Record needed | Official system | What to check |
|---|---|---|
| Multiple environmental activities at one property | CalEPA Regulated Site Portal | Facility matches and links to program records |
| Hazardous waste facility permit or cleanup | DTSC EnviroStor | Permit decisions, site documents, enforcement and cleanup history |
| Groundwater contamination and underground tank records | GeoTracker | Cleanup case status, regulatory letters and reports |
| Wastewater discharge and water quality compliance | CIWQS | Facility, program, discharge and enforcement records |
| Construction or industrial stormwater | SMARTS Public Search | Notice of Intent, WDID, coverage and reported status |
| Stationary-source air emission permits | CARB Air District Directory | Responsible district and its permit records |
| Landfills, transfer stations and solid waste sites | CalRecycle SWIS | Facility regulatory status, inspections and enforcement |
| Environmental impact studies and CEQA notices | CEQAnet | Project documents, lead agency and State Clearinghouse number |
A search result is not necessarily a permit approval. An agency database can contain proposed projects, expired records, historic permits, permit coverage, inspections, violations and cleanup cases. Read the specific document and status fields before drawing conclusions.
California Environmental Agency Databases and Public Search Tools
The following resources are operated by California government agencies. Each serves a different purpose, so use the description to identify the best starting point for your search.
CalEPA Regulated Site Portal
Combines information about environmentally regulated locations from multiple state and federal programs into a searchable map. It is useful for initial site screening and identifying other databases that may have relevant records.
Start with a site address or business name and inspect the source program associated with each matching record.
Search regulated sites →DTSC EnviroStor
Tracks hazardous waste facility permitting, enforcement, investigation and cleanup activities. Individual facility profiles can help researchers locate permit decisions, regulatory correspondence and supporting documents.
Access EnviroStor →Water Boards GeoTracker
Provides records for leaking underground storage tanks, site cleanup projects, military cleanup sites and certain regulated facilities. Document repositories can include investigation reports, monitoring information and regulatory decisions.
Open GeoTracker resources →CIWQS Public Searches
The California Integrated Water Quality System provides public searches for records associated with Water Board programs. Search using a known facility, CIWQS identifier or appropriate program criteria.
Search CIWQS →SMARTS
Contains stormwater program registration, reporting and related compliance records. Public search fields include application identifiers, WDID, owner or operator, site name, county and reported status.
Search stormwater records →Local Air District Records
Air permits for stationary sources are generally administered by local air pollution control or air quality management districts. CARB provides the official district directory, including districts serving parts of larger counties.
Find the air district →CalRecycle SWIS
Search landfills, transfer stations, composting operations and other solid waste facilities. Facility details can identify regulatory status, operational status, local enforcement agency and available inspection information.
Search SWIS facilities →CEQAnet
Search California Environmental Quality Act documents submitted to the State Clearinghouse. Records may include environmental impact reports, negative declarations, exemption notices, determination notices and project descriptions.
Search CEQA documents →For a broader index of California environmental information systems, consult CalEPA’s Database and Directories page. This is particularly useful when a facility is covered by a specialized regulatory program not discussed in detail here.
How to Search California Environmental Permit Records
A well-organized search uses the most specific available identifier, confirms the correct facility and follows the record back to its responsible agency. These steps apply to many public environmental databases, although individual search screens differ.
Identify the regulated activity
Determine whether the record concerns an air emissions source, wastewater discharge, stormwater coverage, hazardous waste management, contaminated land, solid waste disposal or environmental project review.
For example, stormwater coverage for an industrial facility is a Water Boards matter, while a stationary-source air permit typically belongs to a local air district.
Gather your search information
Useful identifiers include the property address, facility name, operator, county, project title, permit number, agency case number, WDID, SWIS number or State Clearinghouse (SCH) number.
Do not assume the legal facility name matches the business name displayed on a building. Previous owners or operators may also appear in historical records.
Open the appropriate official portal
Use the database comparison above. If you do not know which environmental program is involved, begin with the CalEPA Regulated Site Portal and investigate the programs identified for the property.
Search broadly, then narrow the results
Try the full facility name or address first. If there are no matches, remove unnecessary terms, check abbreviations, use a city or ZIP code filter, or search by an alternate operator name.
Where the database supports a unique identifier, that is often the most reliable way to locate the correct record.
Confirm the correct site or project
Compare the record’s address, county, activity type, operator and regulatory agency. A business with several locations may have separate permits and facility IDs. A single address may also have multiple environmental records.
Inspect the permit and supporting documents
Look for the authorization or order itself, conditions, effective dates, modification notices, inspection reports, agency letters and compliance documentation.
For CEQA records, distinguish between an environmental review document and the separate discretionary approval or permit required for the project.
Verify current status with the issuing authority
Compare recent public filings against the database’s displayed status and update date. If the record is incomplete or your decision depends on current authorization, contact the responsible program office directly.
Information worth recording during your search
- Exact facility or project name
- Street address and jurisdiction
- Agency and regulatory program
- Permit, facility or application identifier
- Reported status and relevant dates
- Links to permits, orders and inspections
- Public record source and date accessed
- Contact information for the responsible regulator
California Water Discharge, Stormwater and Groundwater Permit Searches
The State Water Resources Control Board and nine Regional Water Quality Control Boards administer different water quality programs. The best records system depends on whether the activity involves discharging wastewater, stormwater, or cleaning up contaminated soil and groundwater.
CIWQS: Wastewater and water quality program records
Use the official CIWQS search resources when looking for facilities and records maintained under applicable Water Board programs.
CIWQS search guidance explains that search criteria are optional and that more specific fields usually produce fewer results. Searching by an existing CIWQS ID can open the matching record directly.
Facility names may appear in a standardized or abbreviated format. If the first search fails, try alternative naming conventions, fewer words or a broader location filter.
SMARTS: Construction and industrial stormwater
The SMARTS public Notice of Intent search supports queries using application data, WDID, owner or operator, site name, county and other criteria.
A WDID is an especially useful identifier for locating applicable stormwater records. Depending on the program and record, researchers may be able to inspect coverage-related filings, associated documents and reported status.
Do not confuse a submitted Notice of Intent with a separate building permit or universal authorization for every environmental activity on a site.
GeoTracker: Groundwater contamination and site cleanup
GeoTracker is appropriate when the investigation involves a leaking underground storage tank, contaminated groundwater, a cleanup site or certain regulated facilities. Facility profiles can provide regulatory correspondence, reports, monitoring information and cleanup actions.
For a property transaction, check the site’s case status and the underlying closure or regulatory determination. A closed cleanup case does not necessarily mean that contamination was never present or that every future use is unrestricted.
The official Water Boards facility database directory describes the records covered by GeoTracker and provides the relevant support resources.
Practical example: A contractor working on an industrial parcel may need to check SMARTS for stormwater coverage, GeoTracker for a prior underground storage tank release, and CIWQS for wastewater-related records. These searches address different regulatory issues and do not replace one another.
How to Find California Air Quality Permits and Facility Records
California’s local air districts are responsible for many stationary-source air permits, including permits related to equipment that emits regulated pollutants. The specific approval, exemption or permit requirement depends on the district rules, equipment and activity.
The California Air Resources Board (CARB) provides the California Air District Directory. The correct district is determined by geographic jurisdiction, not simply the county name.
Finding an air permit
- Identify the exact physical address where the emitting equipment operates.
- Use CARB’s directory to identify the air district serving that location.
- Open the district’s permitting, public notices or facility records section.
- Search for the facility, operator, equipment identifier or permit number where public search tools exist.
- Review permit conditions, issuance dates, modifications and associated public documents.
- Contact the district’s permitting staff if the permit is not available online.
Which air district handles the site?
For example, the Bay Area Air Quality Management District serves a multicounty region, while portions of Los Angeles County are served by different air districts. This is why a generic county permit search may return the wrong office.
Some facilities also have federal Clean Air Act permitting obligations. The U.S. EPA’s California air permitting overview explains the relationship between EPA, CARB and California’s local air agencies.
Do not assume CARB is the issuing office. CARB has important statewide regulatory and oversight responsibilities, but local air districts generally administer stationary-source preconstruction and operating permits.
Search California Hazardous Waste and Solid Waste Facility Permits
DTSC hazardous waste facility records
The California Department of Toxic Substances Control (DTSC) administers hazardous waste regulatory programs, including facility permitting. Its permitting information page provides access to permit-related resources, public notices and information about permitted facilities.
EnviroStor is particularly useful when reviewing a hazardous waste treatment, storage or disposal facility. Available records may include permits, pending decisions, enforcement materials, cleanup documents and inspection information.
A company listed as a hazardous waste generator is not automatically a permitted treatment, storage or disposal facility. These are different regulatory classifications, and the distinction matters when interpreting the results.
CalRecycle solid waste facilities
For a landfill, transfer station, composting operation, digestion facility or closed disposal site, use CalRecycle’s SWIS Facility/Site Search.
Records may identify the facility’s activity, operational status, regulatory status, permitted waste types, local enforcement agency and inspections. Search using the site name, SWIS number, county or other available filters.
For documents outside the public interface, contact the local enforcement agency or CalRecycle as appropriate. The agency listed in the record is an important clue about who maintains additional files.
Hazardous materials business plans and local CUPAs
California’s Unified Program coordinates several hazardous materials and hazardous waste-related programs through Certified Unified Program Agencies (CUPAs) and participating agencies.
The Unified Program Regulator Directory allows searches by county, ZIP code and facility address to identify the relevant regulator.
Businesses dealing with hazardous materials reporting may use the California Environmental Reporting System (CERS). However, a CERS submission is not necessarily an environmental operating permit, and some records may require requesting information from the local regulator.
CEQAnet: California Environmental Impact Reports and Project Records
Environmental review and environmental permitting are related, but they are not the same action. The California Environmental Quality Act (CEQA) establishes a process for evaluating environmental impacts of certain discretionary public agency decisions.
CEQAnet is the State Clearinghouse’s searchable environmental document database. It provides a useful starting point for major development projects, infrastructure proposals, local land use actions and certain agency approvals.
How to search CEQAnet
- Open the official CEQAnet search page.
- Enter a project title, lead agency, city, county or known State Clearinghouse number as supported by the search interface.
- Review matching titles, document types and received dates.
- Open the project record and read the description, lead agency details and available attachments.
- Check for subsequent filings, notices, final environmental documents and related project approvals.
Understanding common CEQA record types
| Document | General meaning |
|---|---|
| Environmental Impact Report (EIR) | Detailed analysis of potentially significant environmental impacts, alternatives and mitigation. |
| Initial Study | Preliminary environmental evaluation that helps determine the appropriate level of review. |
| Negative Declaration (ND) | Document used when the agency determines the project will not have a significant environmental effect under the applicable process. |
| Mitigated Negative Declaration (MND) | Document addressing impacts reduced to a less-than-significant level through project revisions or mitigation under applicable requirements. |
| Notice of Preparation (NOP) | Notice associated with preparation of an EIR. |
| Notice of Determination (NOD) | Notice filed following certain agency project approval decisions. |
| Notice of Exemption (NOE) | Notice indicating an agency’s determination that an exemption from CEQA applies. |
CEQAnet includes information for documents submitted to the State Clearinghouse since 1990, but it is not a complete archive of every CEQA document created in California. Local lead agency files may contain records not submitted to the State Clearinghouse.
Important distinction: Finding an EIR or a Notice of Determination does not, by itself, establish that every required air, water, coastal, grading or land use permit has been issued. Obtain the actual permits from the relevant issuing agencies.
Coastal development records
Projects in California’s coastal zone may involve the California Coastal Commission or a local government with a certified local coastal program.
The Commission’s Public Data Portal guidance explains searches using a permit or project number, address, applicant, parcel number and other available criteria. For locally issued coastal permits, the local jurisdiction may hold additional records.
When to Contact a California County, City or Regional Agency
Not every environmental permit is issued by a statewide office. Many records are held by local agencies, air districts, regional water boards and local enforcement authorities.
For environmental research, the first question is not merely which county contains the property. It is which governmental body has legal responsibility for the particular regulated activity.
County or city environmental health
Local environmental health offices may regulate septic systems, certain wells, hazardous materials programs or other locally administered activities. Responsibilities vary by jurisdiction.
Regional Water Quality Control Boards
These regional boards administer water quality programs and regulatory actions in their respective regions. Their offices can assist with records or permit determinations that are not clear from statewide databases.
Local air districts
Air pollution control and air quality management districts handle stationary-source permits and associated local rules within their geographic boundaries.
Planning and land use departments
City and county planning departments may maintain environmental review files, conditional use permits, grading approvals, discretionary project decisions and related documents.
How to find the right office
For air permitting, start with the CARB air district directory. For Unified Program matters, use the CUPA regulator directory. For water quality and cleanup matters, consult the California Water Boards.
Where a site is within city limits, do not assume the county planning or building department is the issuing authority. Likewise, being outside a city does not mean that every environmental issue is administered by the county.
Physical office visits: Environmental permit research is often completed online or through a records request. California agencies have multiple offices and region-specific contacts; verify the correct program office and whether appointments are required before traveling.
How to Verify Environmental Permit Status, Conditions and Compliance
Permit status terminology varies between environmental programs. Some systems distinguish active authorizations, pending applications, modified permits, terminated coverage and closed cleanup cases. Other databases primarily report regulatory activities or project documents.
| Status or label | What it may indicate | Recommended action |
|---|---|---|
| Pending or under review | An application or agency decision has not been finalized. | Check public notices and contact the permitting office before assuming approval. |
| Issued or active | A permit or authorization is reported as issued or current. | Read the actual document, conditions, effective dates and any modifications. |
| Expired | The stated authorization period has ended. | Ask the issuing agency whether renewal, continuation or other legal provisions apply. |
| Terminated or revoked | A reported authorization or program coverage ended. | Inspect the decision and check for replacement permits or other applicable approvals. |
| Closed cleanup case | A regulatory cleanup case reached a documented closure determination. | Read the closure letter and identify any continuing restrictions or monitoring obligations. |
| Violation or enforcement action | An agency documented a potential or confirmed compliance issue, depending on the record. | Review the relevant dates, notices, orders and resolution records. |
What does an environmental permit prove?
An issued permit generally establishes that the issuing agency has authorized a specified activity subject to stated conditions. It does not certify that the entire property is free from contamination, that every permit for a project exists, or that the operator has complied with all requirements since issuance.
What if the latest document conflicts with the database status?
Save both sources, check their dates and ask the issuing program which record controls. Data portals may update on different schedules, and some regulatory decisions involve conditions that cannot be understood from a short status label.
How to Request California Environmental Permits and Public Records
When a document is not accessible online, a California Public Records Act request may be appropriate. Before submitting one, identify the agency that created or maintains the record.
CalEPA’s Public Records Act guidance explains that the agency’s headquarters primarily handles policy and coordination, rather than all environmental inspections and cleanup actions. Facility-level requests often belong with the relevant board, department, district or CUPA.
What to include in a records request
- Facility or project name and full address
- Known permit, facility, site or case numbers
- Requested documents, such as applications, permits, renewals, inspection reports or enforcement correspondence
- Relevant date range, if known
- Program or agency likely responsible
- Preferred electronic delivery format
- Contact information for clarification and delivery
Example environmental records request
Subject: California Public Records Act Request — Environmental Permit Records
I request electronic copies of available environmental permit applications, issued permits, permit modifications, inspection reports and related enforcement records for the facility identified below.
Facility: [Facility name and address]
Identifier: [Permit or case number, if known]
Date range: [Relevant dates]
If your office does not maintain these records, please advise which agency or program may be responsible. Please let me know before incurring any applicable copying or delivery charges.
Replace the bracketed fields with actual details before sending. A focused request is usually easier for the receiving agency to identify than a request for every environmental record associated with a large property or operator.
Are records free?
Many California environmental records can be viewed online without charge. Agencies may charge fees authorized by applicable law for certain copies, reproduction or other record-related services. Do not assume every request is free or that fees are uniform across agencies.
What if no record is found?
First check the correct agency and facility identifiers. Try former business names, older addresses and alternative program searches. If no public match appears, contact the regulator with the exact property information.
An unsuccessful online search is not proof that a permit was never issued, that the site is unregulated, or that no contamination exists.
Environmental Permit Search Examples for California Properties and Businesses
Buying a former gas station property
A buyer researching an old service station should check GeoTracker for underground storage tank releases and cleanup documentation. The CalEPA Regulated Site Portal may identify other environmental records, while local regulators can clarify current tank or hazardous materials program information.
A historical cleanup closure should be reviewed alongside site conditions and transaction-specific environmental due diligence.
Opening a manufacturing facility
A manufacturer planning to install boilers, process equipment or other potential emissions sources should check the relevant local air district’s permitting rules. Industrial stormwater obligations may require a separate Water Boards review, while hazardous materials reporting or waste management requirements may involve the local CUPA or DTSC.
A building permit from the city does not replace these environmental authorizations.
Investigating a proposed industrial development
A nearby resident may start with CEQAnet for environmental review documents, contact the city or county lead agency for local project approvals, and review district or Water Board portals for specific environmental authorizations.
Permit applications, draft documents, public comment opportunities and final approvals may appear at different stages.
Checking a landfill or waste processing site
Search CalRecycle’s SWIS system for the site. Compare operational and regulatory status, documented activities, inspections and the local enforcement agency. Review the relevant official documents before interpreting any enforcement history.
Common Problems When Searching California Environmental Records
The property address returns multiple facilities
Large industrial sites can contain different operators, units, buildings or regulated programs. Compare site identifiers and activity descriptions, not merely street addresses. If necessary, ask the regulator how the listed facilities relate to one another.
The permit is not in the CalEPA portal
Search the program-specific database and contact the issuing agency. The combined site portal is a discovery resource, not a guaranteed complete collection of all California environmental authorizations.
A company changed its name
Search previous legal names, facility names, common abbreviations and site IDs. Environmental permits can have transfer or change-of-ownership requirements that are distinct from changes to a company’s public-facing name.
The record shows an old inspection
An older inspection does not establish present compliance. Look for later reports, correspondence, enforcement actions and agency updates.
The database shows no violation
Absence of a listed violation is not equivalent to proof of complete legal compliance. Public systems vary in coverage, reporting periods and data publication practices.
The project appears in CEQAnet but no permit appears
Identify the lead agency and search its project approvals. Environmental review can precede separate permitting decisions, and different approvals may be maintained by different offices.
The application shows no recent update
Check the portal’s update practices and contact the responsible agency using the application or facility number. Do not assume delay, approval or denial from a missing update alone.
California Environmental Permit Search FAQs
1. Where can I search California environmental permits online?
Start with the CalEPA Regulated Site Portal to identify environmentally regulated facilities. For detailed records, search the responsible agency’s database, such as DTSC EnviroStor, Water Boards CIWQS or SMARTS, CalRecycle SWIS or the relevant local air district.
2. Is there one database containing every California environmental permit?
No. California maintains separate environmental regulatory databases, and many authorizations are administered locally or regionally. CalEPA’s portal combines information from several sources but is not a universal archive of all environmental permits.
3. How can I look up environmental permits by property address?
Enter the address in the CalEPA Regulated Site Portal or an applicable agency search. Compare the resulting facility names, map locations and regulatory programs. If no match appears, search by business name or request information from the appropriate local regulator.
4. How do I check a California hazardous waste facility permit?
Use DTSC’s permitting resources and EnviroStor database. Search by facility name, address or available identifier, then review permit decisions, associated documents and regulatory history.
5. Where can I find California wastewater discharge permits?
The California Water Boards provide CIWQS searches and other program-specific public records. The applicable Regional Water Quality Control Board can help identify the relevant permit or order if a search does not provide enough information.
6. Can I check a California stormwater permit using a WDID number?
Yes. SMARTS public search tools include a WDID search field. Search results depend on program coverage and available records, so verify the precise status and authorization documents.
7. How can I find environmental impact reports in California?
Search CEQAnet using the project title, location, lead agency or State Clearinghouse number. For documents not available through the State Clearinghouse, contact the local or state lead agency responsible for the project.
8. Who issues air pollution permits in California?
Local air pollution control districts and air quality management districts generally administer stationary-source air permits. CARB maintains a directory to identify the district responsible for a location.
9. Are California environmental permit records public?
Many permits, regulatory documents and environmental records are publicly accessible through government databases. Some information may not be posted online or may be subject to legally applicable disclosure exemptions. Contact the record-holding agency for unavailable documents.
10. Does an active environmental permit mean a facility is fully compliant?
No. An active authorization and compliance with its conditions are separate questions. Review inspection and enforcement records, applicable monitoring reports and any outstanding regulatory orders. Seek current confirmation from the regulator when necessary.
Before Relying on an Environmental Permit Search Result
Use the issuing agency’s official record as the basis for your decision. Save relevant documents, confirm the site identity, read the permit conditions and distinguish current authorizations from historical records or applications still under review.
When evaluating a property purchase, development, regulated business activity or potential environmental liability, obtain program-specific confirmation and appropriate professional advice where necessary. Environmental records are valuable research evidence, but a public database search alone cannot establish complete compliance or the absence of environmental hazards.
Best next action: Search the most relevant official system, record the permit or facility number, and contact the agency responsible for the specific activity if the record is missing, outdated or unclear.
Official California Environmental Permit and Records Resources
Use these first-party resources for current program guidance, public databases and regulator information.
- CalEPA — Environmental Mapping Tools and Data
- CalEPA — Database and Directories
- DTSC — Hazardous Waste Facility Permitting
- DTSC — Your EnviroStor
- California Water Boards — Data and Databases
- Water Boards — SMARTS Resources
- CalRecycle — SWIS Facility/Site Search
- CARB — California Air Districts
- State Clearinghouse — About CEQAnet
- CalEPA — Unified Program Regulator Directory
- CalEPA — Public Records Act Requests