Kings, CA

Moderate Risk (45/100)

Transparent derived index from EPA TRI / SDWIS / Superfund extracts: not an official EPA rating. Fixed caps: facilities ≤25 pts (50+ = max), log10 releases ≤25 pts, Superfund ≤25 pts (5/site), health-violation systems ≤15 pts (3/system), high-chemical facilities ≤10 pts. Bands: High ≥60, Moderate ≥30. See methodology. This is a different measure than the EJ Screening score for this county, which ranks it by percentile against other tracked counties rather than against these fixed caps.

Environmental data for Kings in California · Population: 152,830

TRI sites such as Chemical Waste Management Inc; Jg Boswell Co Oil Mill; Leprino Foods Co; SDWIS systems such as HANFORD, CITY OF; LEMOORE, CITY OF; CORCORAN, CITY OF anchor Kings, CA's EPA extract. Derived burden score 45/100 (Moderate Risk) uses fixed national caps on density, log release volume, Superfund count, and health-flagged systems - not an official EPA rating.

Health-flagged SDWIS rows in Kings include HANFORD, CITY OF; LEMOORE, CITY OF; CORCORAN, CITY OF, while Chemical Waste Management Inc leads reported TRI pounds among local Form R filers. AQS median AQI 60 / peak 156 in 2024.

Burden score 45/100 (Moderate Risk) is the only weighted composite on this page. The tables below list every TRI facility, SDWIS system, and Superfund site EPA has on record for Kings -- not just the names called out above -- reproducing the disclosure history as filed, not a current-safety verdict. Extract current as of 2026-08-25.

Release-over-release change

What changed for Kings, CA: EPA TRI 2023 reporting year

2022 → 2023

Same facilities, both years

-22.3%

10 facilities that filed in 2022 and 2023

Whole inventory

-22.3%

5.2 million lb → 4.1 million lb, every facility that filed

Between the two reporting years, 0 facilities filed for the first time and 1 stopped filing. Facilities entering or leaving the inventory are excluded from the same-facility comparison above.

  • Kings, CA's total reported releases fell from 5.2 million lb in 2022 to 4.1 million lb in 2023, based on EPA TRI filings.
  • Kings, CA's off-site transfers fell from 440 lb in 2022 to 23 lb in 2023, based on EPA TRI filings.
  • Kings, CA's land releases fell from 5.2 million lb in 2022 to 4.0 million lb in 2023, based on EPA TRI filings.
  • Kings, CA's air releases fell from 25.2 thousand lb in 2022 to 21.3 thousand lb in 2023, based on EPA TRI filings.
County population (Census ACS)
152,830
TRI Facilities
11
Water Systems
13
Superfund Sites
0
Total Releases
19.3M lbs

Air Quality History (2020–2024)

EPA Air Quality Index (AQI) data showing how many days per year fall into each air quality category.

Year Good Moderate Unhealthy (SG) Max AQI
2024 100 (27%) 231 33 156
2023 124 (34%) 213 28 148
2022 71 (19%) 244 48 187
2021 84 (23%) 230 40 685
2020 76 (21%) 220 54 548
2024 Good Air Quality: 27% of days
Unhealthy days: 35
Median AQI: 60

Source: EPA Air Quality System (AQS) Annual AQI by County AQI categories: Good (0-50), Moderate (51-100), Unhealthy for Sensitive Groups (101-150), Unhealthy (151-200), Very Unhealthy (201-300), Hazardous (301+)

For real-time air quality readings and pollutant breakdowns in California, see the EPA's AirNow.gov.

Water Systems (13)

System System pop (SDWIS) Violations
HANFORD, CITY OF 62,127 18
LEMOORE, CITY OF 27,185 119
CORCORAN, CITY OF 22,808 4
LEMOORE NAVAL AIR STATION 15,000 62
AVENAL, CITY OF 13,696 39
ARMONA COMMUNITY SERVICES DIST 4,143 71
STRATFORD PUD 1,277 1
KETTLEMAN CITY CSD 1,242 120
Santa Rosa Rancheria 1,000 0
SUNSET VISTA ESTATES MHP 400 0
WESTERN ACRES MUTUAL WATER COMPANY 380 14
AZCAL MANAGEMENT CO 73 0
HARDWICK WATER COMPANY 69 16

TRI Facilities (11)

# Facility Total Releases
1 Chemical Waste Management Inc 19.2M lbs
2 Jg Boswell Co Oil Mill 118.3K lbs
3 Leprino Foods Co 3.3K lbs
4 J.g. Boswell Co - Kings Tomato 3.0K lbs
5 US Dod Nas Lemoore (installation) 2.9K lbs
6 Airgas Specialty Products - Hanford Ca 1.6K lbs
7 Leprino Foods Co 1.5K lbs
8 Tessenderlo Kerley Inc Hanford Plant 405 lbs
9 Calportland Co - Hanford Ready Mix 0 lbs
10 Marquez Brothers International, Inc- Dairy & Whey Plant 0 lbs
11 Cemex Lemoore Plant 0 lbs

Cities in Kings (5)

Hanford
4 facilities · 5 water
Lemoore
4 facilities · 5 water
Kettleman City
1 facilities · 1 water
Armona
0 facilities · 1 water
Avenal
0 facilities · 1 water

Frequently Asked Questions

What is the environmental risk level in Kings, California?
Kings, CA has an environmental risk score of 45/100 (Moderate Risk), based on 11 TRI facilities, 0 Superfund sites, and 13 water systems on record. 10 water systems have health-based violations. Source: EPA TRI, SDWIS, and Superfund NPL.
Are there Superfund sites in Kings?
No Superfund National Priorities List (NPL) sites are currently registered in Kings, CA in the EPA database.
How many toxic release facilities are in Kings?
Kings, CA has 11 TRI-reporting facilities on record with the EPA Toxic Release Inventory, with a combined total of 19.3M lbs in reported toxic releases. TRI facilities self-report annual chemical release data to the EPA.
What is the air quality in Kings?
In 2024, Kings, CA recorded a median AQI of 60 and a peak AQI of 156. 27% of monitored days had "Good" air quality (AQI 0–50). Source: EPA Air Quality System (AQS) Annual AQI by County.
Is the drinking water safe in Kings?
Kings, CA has 13 EPA-regulated water systems. 10 systems have reported health-based violations (MCL exceedances). A past violation does not necessarily mean water is currently unsafe. For current water quality, contact your local water utility. Source: EPA SDWIS.
What environmental agencies cover Kings?
Environmental compliance in Kings, California is overseen by the U.S. Environmental Protection Agency (EPA) at the federal level and the California state environmental agency. Facilities report to the EPA Toxic Release Inventory, water systems are regulated under the Safe Drinking Water Act, and contaminated sites are managed under the Superfund program. Contact your state environmental agency for local concerns.

What does this county environmental profile show?

This county environmental profile rolls up EPA Toxics Release Inventory facility reports, Safe Drinking Water Information System public-water-system filings, and Superfund National Priorities List sites for the county boundary defined by the U.S. Census Bureau. Facility counts reflect facilities with a reporting address inside the county, not where downstream environmental effects may be observed. Population figures are from the most recent Census ACS 5-year estimate. The county detail page is updated whenever the upstream EPA programs publish revised data; see the methodology page for the documented ingest cadence and the editorial choices governing how aggregations are computed.

Related

Data sourced from U.S. EPA environmental datasets. See our methodology for details. Retrieved and formatted by PlainEnviro