Loading city report
Preparing Moorpark environmental records...
Review government records associated with Moorpark, California.
Toxin Scout is in beta. Please verify important findings with the linked sources.
Loading city report
Preparing Moorpark environmental records...
Check your water bill for your utility name and confirm the reporting year. See EPA’s guide to finding your annual water quality report.
Public water-system records for Moorpark, CA from EPA SDWIS.
Ventura Cwwd No. 1 - Moorpark
No active drinking-water issues detected in EPA SDWIS.
Reviewed: active/open records as of Q1 2026
Purchased or imported water record · Serves 35,514 people
Data from EPA SDWIS
Reviewed: source records as of Q1 2026
EPA UCMR5 — No PFAS detection records shown for these water systems
Open data source: EPA UCMR5DoD PFAS — No investigation records shown for this report
Open data source: DoD PFASEPA ATTAINS records identify assessed water bodies that do not meet water-quality standards for designated uses.
Las Posas Arroyo
Reported: Nov 2026
Health-relevant causes: Metals (other Than Mercury), Pesticides
Affected uses: Ecological, Other, Recreation
Data from EPA ATTAINS
NPDES permits regulate pollutant discharges into U.S. waterways. Facilities must report compliance quarterly.
Violation records
Last inspected: Dec 2025
Last inspected: Dec 2025
Data from EPA ECHO
To investigate water contamination, check the sampling locations, dates and results below. For tap water records, see Drinking water quality above.
Reviewed: source records as of 2026
Review historical EPA air pollution records, including monitoring and facility emissions where available. For current conditions, check local air quality on AirNow.
Ventura County
Assessment year: 2020
According to EPA, a cancer risk of 30-in-1-million means that for every 1 million people continuously exposed to these air toxics over a 70-year lifetime, an estimated 30 may develop cancer from that exposure. This is in addition to cancer risk from all other causes.
Top modeled source groups
Data from EPA AirToxScreen
EPA designates an area as nonattainment when air quality does not meet federal health-based standards (NAAQS) for a specific pollutant.
Ventura County: Ozone
NonattainmentSerious8-Hour Ozone (2015 Standard)
Original designation: Aug 2018
Health effects (EPA): Respiratory inflammation, aggravation of asthma, reduced lung function (EPA)
Historical designations under the revoked 1997 ozone standard
These records describe historical designations. EPA revoked the 1997 ozone standard on April 6, 2015.
Ventura County (Part) Area
Historical standard: 0.08 ppm (8-hour)
Historical designation: Nonattainment · Subpart 2/Serious
Original designation: Jun 2004
Open data source: EPA final revocation ruleContinuing requirements have not been verified for this area.
Data from EPA Green Book
EPA annual monitor summaries describe past measurements. For current air quality, see AirNow.
El Rio-Rio Mesa School #2
Annual mean: 8.2 Parts per billion
Observation year: 2025
Annual mean: 0.038 Parts per million
Observation year: 2025
Annual mean: 20.6 Micrograms/cubic meter (25 C)
Observation year: 2025
Data from EPA AQS
Reviewed: source records as of Q4 2025
Reviewed: source records as of 2024
Reviewed: source query run Nov 2026
Reviewed: source query run Nov 2026
State environmental agencies maintain cleanup site databases that include state Superfund, voluntary cleanup, and brownfield remediation programs. These programs track additional sites beyond those on the federal NPL.
2 sites with active cleanup or investigation
192 East High Street, Moorpark
0.3 miles away · VENTURA County
Reported: Nov 2026
6000 Condor Drive, Moorpark
1.5 miles away · VENTURA County
Reported: Nov 2026
Data from EPA ECHO
Facilities with hazardous-waste handler records under RCRA in the reviewed 5-mile city-center search area. Active handler status is separate from air, water, or other ECHO compliance violations, which are shown in their own sections.
Active RCRA handler records in the reviewed city search area
No release reports shown in this group.
Reviewed: active/open records as of 2018
Data from EPA UST Finder
Reviewed: reporting year 2024
No MSHA mine or extraction site records shown for this report.
Ventura County, CA
EPA Radon Zone Map (June 2024 release)
Ventura County is EPA Radon Zone 1 (highest potential). EPA defines Zone 1 counties as having predicted average indoor screening levels above 4 pCi/L.
Radon levels can vary from home to home, so EPA recommends testing the property to know its indoor level.
FEMA flood zones describe mapped flood hazards. Look up a specific address with FEMA.
Minimal flood hazard — outside the 1% and 0.2% annual chance floodplains.
Results use an earlier stored RMP inventory. Current EPA ECHO location coverage is unverified.
EPA ECHO lists facilities linked to the Risk Management Program. Results include facilities with locations that can be matched. Records may be historical. Current operations, chemical inventories, and recent accident history are unverified.
PHMSA tracks incidents involving natural gas and hazardous liquid pipelines. Incidents include leaks, ruptures, and explosions.
No records dated within the last 5 years surfaced for this city report.
Reviewed: last 5 years
Data from PHMSA
Health outcomes from County Health Rankings. Values shown alongside state and national averages.
Ventura County, CaliforniaPop. 832,605
County Health Rankings edition: 2024
Premature Death
Poor or Fair Health
Poor Physical Health Days
Poor Mental Health Days
Adult Smoking
Adult Obesity
Air Pollution - Particulate Matter
Drinking water violation indicator
Diabetes Prevalence
Life Expectancy
| Indicator | County | State | National |
|---|---|---|---|
| Premature Death | 5,246 | 6,373 | 7,972 |
| Poor or Fair Health | 15.7% | 15.8% | 14.2% |
| Poor Physical Health Days | 3.6 | 3.1 | 3.3 |
| Poor Mental Health Days | 4.9 | 4.7 | 4.8 |
| Adult Smoking | 10.8% | 8.8% | 15.0% |
| Adult Obesity | 27.0% | 27.8% | 34.0% |
| Air Pollution - Particulate Matter | 7.9 | 7.1 | 7.3 |
| Drinking water violation indicator | Yes | N/A | N/A |
| Diabetes Prevalence | 9.6% | 10.8% | 9.6% |
| Life Expectancy | 81.3 | 79.9 | 77.6 |
This report does not have PFAS sample results for the candidate water systems in Moorpark.
Check with the utility that serves your address for its testing results.
The EPA drinking water records available here list no violations for Ventura Cwwd No. 1-Moorpark.
Check your water bill to identify the utility serving your address. Ask that utility about current drinking water advisories.
Nearby EPA monitoring stations provide annual air quality measurements for Moorpark.
The monitoring station at El Rio-Rio Mesa School #2 recorded an annual average of 8.2 Parts per billion for nitrogen dioxide in 2025.
The monitoring station at El Rio-Rio Mesa School #2 recorded an annual average of 0.038 Parts per million for ozone in 2025.
The monitoring station at El Rio-Rio Mesa School #2 recorded an annual average of 20.6 Micrograms/cubic meter (25 C) for particles (PM10) in 2025.
The radon data for Moorpark covers Ventura County. EPA places this area in Zone 1, with a predicted average indoor radon screening level above 4 picocuries per liter.
No Superfund or brownfield sites were returned for this city report.
The county data for Moorpark reports a life expectancy of 81.3 years in Ventura County, California.
The figure is from the 2024 edition of County Health Rankings, a University of Wisconsin program that publishes county health statistics.
The county data for Moorpark reports 5,246 years of life lost to deaths before age 75 per 100,000 residents in Ventura County, California. This measure adds up the years lost to early deaths and adjusts for differences in population age.
The figure is from the 2024 edition of County Health Rankings, a University of Wisconsin program that publishes county health statistics.
The county data for Moorpark lists fine-particle pollution (PM2.5) at 7.9 micrograms per cubic meter in Ventura County, California.
The figure is from the 2024 edition of County Health Rankings, a University of Wisconsin program that publishes county health statistics.
Federal pipeline records list an incident involving Southern California Gas Co near Moorpark on Jul 10, 2011. The reported release was natural gas.
Federal pipeline records list an incident involving Southern California Gas Co near Moorpark on Jan 7, 2016. The reported release was natural gas.