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Montrose, CO

Moderate Risk (30/100)

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.

Environmental data for Montrose in Colorado · Population: 43,272

TRI sites such as Tri-State Generation & Transmission-Nucla Station; SDWIS systems such as TRI COUNTY WCD; MENOKEN WD; CHIPETA WD; NPL sites such as Uravan Uranium Project (Union Carbide Corp.) anchor Montrose, CO's EPA extract. Derived burden score 30/100 (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 Montrose include NUCLA TOWN OF; NATURITA TOWN OF; CRAWFORD MESA WA, while Tri-State Generation & Transmission-Nucla Station leads reported TRI pounds among local Form R filers. No AQS county monitors report here.

Burden score 30/100 (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 Montrose -- 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.

County population (Census ACS)
43,272
TRI Facilities
1
Water Systems
20
Superfund Sites
1
Total Releases
1.3K lbs

Water Systems (20)

System System pop (SDWIS) Violations
TRI COUNTY WCD 20,490 0
MENOKEN WD 4,500 0
CHIPETA WD 3,802 0
OLATHE TOWN OF 3,015 0
DALLAS CREEK WC 1,059 0
NUCLA TOWN OF 875 2
NATURITA TOWN OF 585 13
CRAWFORD MESA WA 486 1
CRAWFORD TOWN OF 477 0
DEUTSCH DOMESTIC WATER 246 4
CATHEDRAL WC 200 11
PARADOX PIPELINE CO 200 42
ELEGANT HILLS MHP 170 3
SPRING VIEW TP 145 1
MILLARD MOBILE HOME PARK 90 3
SUNRISE TRAILER PARK 60 1
MAD DOG WC 60 12
EARLES SUBDIVISION WC 40 0
HARVEY MARTINEZ TRAILER COURT 25 0
MUSTANG WATER AUTHORITY 0 15

TRI Facilities (1)

# Facility Total Releases
1 Tri-State Generation & Transmission-Nucla Station 1.3K lbs

Superfund Sites (1)

Site Name Status HRS Score
Uravan Uranium Project (Union Carbide Corp.) NPL Site 43.53

Cities in Montrose (6)

Nucla
1 facilities · 2 water
Crawford
0 facilities · 5 water
Naturita
0 facilities · 1 water
Olathe
0 facilities · 1 water
Paradox
0 facilities · 1 water
Uravan
0 facilities · 0 water

Frequently Asked Questions

What is the environmental risk level in Montrose, Colorado? ▼
Montrose, CO has an environmental risk score of 30/100 (Moderate Risk), based on 1 TRI facilities, 1 Superfund sites, and 20 water systems on record. 12 water systems have health-based violations. Source: EPA TRI, SDWIS, and Superfund NPL.
Are there Superfund sites in Montrose? ▼
Yes, Montrose, CO has 1 Superfund site on the EPA National Priorities List (NPL). Superfund sites are contaminated locations that require long-term cleanup under the EPA Comprehensive Environmental Response, Compensation, and Liability Act (CERCLA).
How many toxic release facilities are in Montrose? ▼
Montrose, CO has 1 TRI-reporting facility on record with the EPA Toxic Release Inventory, with a combined total of 1.3K lbs in reported toxic releases. TRI facilities self-report annual chemical release data to the EPA.
What is the air quality in Montrose? ▼
Air quality monitoring data (EPA AQS) is not available for Montrose, CO. This may indicate no EPA monitoring stations are located in the county. For regional air quality data, see the state environmental profile or visit EPA's AirNow.gov.
Is the drinking water safe in Montrose? ▼
Montrose, CO has 20 EPA-regulated water systems. 12 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 Montrose? ▼
Environmental compliance in Montrose, Colorado is overseen by the U.S. Environmental Protection Agency (EPA) at the federal level and the Colorado 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 Guides

Understanding EPA Data
How EPA collects and publishes environmental data
Environmental Justice
Who lives near polluters and environmental hazards
How to Check Environmental Quality
Step-by-step guide to checking your local environment

Read our methodology - how this data is sourced, computed, and verified.

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