Converse, WY

Moderate Risk (35/100)

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 Converse in Wyoming · Population: 13,759

TRI sites such as Pacificorp Dave Johnston Plant; Steamboat Processing Facility; Pecan Pipeline (wyoming) Jewell Gas Plant; SDWIS systems such as DOUGLAS, CITY OF; GLENROCK, TOWN OF; LONE TREE VILLAGE MHP anchor Converse, WY's EPA extract. Derived burden score 35/100 (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 Converse include GLENROCK, TOWN OF, while Pacificorp Dave Johnston Plant leads reported TRI pounds among local Form R filers. AQS median AQI 41 / peak 185 in 2024.

Burden score 35/100 (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 Converse -- 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 Converse, WY: EPA TRI 2023 reporting year

2022 → 2023

Same facilities, both years

-8.3%

6 facilities that filed in 2022 and 2023

Whole inventory

-8.3%

2.1 million lb → 1.9 million lb, every facility that filed

  • Converse, WY's total reported releases fell from 2.1 million lb in 2022 to 1.9 million lb in 2023, based on EPA TRI filings.
  • Converse, WY's water releases rose from 20 lb in 2022 to 162 lb in 2023, based on EPA TRI filings.
  • Converse, WY's off-site transfers rose from 385.4 thousand lb in 2022 to 598.0 thousand lb in 2023, based on EPA TRI filings.
  • Converse, WY's land releases fell from 1.6 million lb in 2022 to 1.2 million lb in 2023, based on EPA TRI filings.
County population (Census ACS)
13,759
TRI Facilities
8
Water Systems
8
Superfund Sites
0
Total Releases
9.2M 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 300 (82%) 53 11 185
2023 331 (91%) 34 0 99
2022 314 (86%) 51 0 90
2021 274 (75%) 87 4 119
2020 302 (83%) 60 4 129
2024 Good Air Quality: 82% of days
Unhealthy days: 13
Median AQI: 41

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 Wyoming, see the EPA's AirNow.gov.

Water Systems (8)

System System pop (SDWIS) Violations
DOUGLAS, CITY OF 6,400 0
GLENROCK, TOWN OF 2,466 2
LONE TREE VILLAGE MHP 475 0
ROLLING HILLS, TOWN OF 450 0
RIDGEWATER IMPROVEMENT DISTRICT 218 0
DOUGLAS KOA CG & PINE MEADOWS MHP 165 0
FAIRWAY ESTATES 135 0
SUNDANCE MEADOWS SPID 50 0

TRI Facilities (8)

# Facility Total Releases
1 Pacificorp Dave Johnston Plant 8.2M lbs
2 Steamboat Processing Facility 1.0M lbs
3 Pecan Pipeline (wyoming) Jewell Gas Plant 12.0K lbs
4 Sage Creek Gas Plant 11.7K lbs
5 Bucking Horse Plant 9.2K lbs
6 Douglas Gas Plant 8.5K lbs
7 Championx-Douglas 550 74 lbs
8 Reladyne 0 lbs

Cities in Converse (3)

Douglas
6 facilities · 6 water
Glenrock
2 facilities · 1 water
Rolling Hills
0 facilities · 1 water

Frequently Asked Questions

What is the environmental risk level in Converse, Wyoming?
Converse, WY has an environmental risk score of 35/100 (Moderate Risk), based on 8 TRI facilities, 0 Superfund sites, and 8 water systems on record. 1 water system have health-based violations. Source: EPA TRI, SDWIS, and Superfund NPL.
Are there Superfund sites in Converse?
No Superfund National Priorities List (NPL) sites are currently registered in Converse, WY in the EPA database.
How many toxic release facilities are in Converse?
Converse, WY has 8 TRI-reporting facilities on record with the EPA Toxic Release Inventory, with a combined total of 9.2M lbs in reported toxic releases. TRI facilities self-report annual chemical release data to the EPA.
What is the air quality in Converse?
In 2024, Converse, WY recorded a median AQI of 41 and a peak AQI of 185. 82% 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 Converse?
Converse, WY has 8 EPA-regulated water systems. 1 system has 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 Converse?
Environmental compliance in Converse, Wyoming is overseen by the U.S. Environmental Protection Agency (EPA) at the federal level and the Wyoming 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