Linn, KS

Moderate Risk (39/100)

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 Linn in Kansas · Population: 9,723

TRI sites such as La Cygne Generating Station; SDWIS systems such as LINN CO RWD 2; PLEASANTON, CITY OF; LINN CO RWD 1 anchor Linn, KS's EPA extract. Derived burden score 39/100 (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 Linn include PLEASANTON, CITY OF; LACYGNE, CITY OF; LINN VALLEY, CITY OF, while La Cygne Generating Station leads reported TRI pounds among local Form R filers. No AQS county monitors report here.

Burden score 39/100 (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 Linn -- 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 Linn, KS: EPA TRI 2023 reporting year

2022 → 2023

Same facilities, both years

-2.7%

1 facilities that filed in 2022 and 2023

Whole inventory

-2.7%

1.1 million lb → 1.1 million lb, every facility that filed

  • Linn, KS's total reported releases fell from 1.1 million lb in 2022 to 1.1 million lb in 2023, based on EPA TRI filings.
  • Linn, KS's air releases fell from 46.8 thousand lb in 2022 to 42.9 thousand lb in 2023, based on EPA TRI filings.
  • Linn, KS's land releases fell from 1.1 million lb in 2022 to 1.1 million lb in 2023, based on EPA TRI filings.
County population (Census ACS)
9,723
TRI Facilities
1
Water Systems
11
Superfund Sites
0
Total Releases
5.5M lbs

Water Systems (11)

System System pop (SDWIS) Violations
LINN CO RWD 2 1,960 0
PLEASANTON, CITY OF 1,238 14
LINN CO RWD 1 1,200 0
LACYGNE, CITY OF 1,119 9
LINN VALLEY, CITY OF 1,008 8
LINN CO RWD 3 710 0
MOUND CITY, CITY OF 678 1
PARKER, CITY OF 236 0
BLUE MOUND, CITY OF 223 0
PRESCOTT, CITY OF 207 2
PUBLIC WHOLESALE WSD 13 1 2

TRI Facilities (1)

# Facility Total Releases
1 La Cygne Generating Station 5.5M lbs

Cities in Linn (7)

La Cygne
1 facilities · 3 water
Mound City
0 facilities · 3 water
Blue Mound
0 facilities · 1 water
Linn Valley
0 facilities · 1 water
Parker
0 facilities · 1 water
Pleasanton
0 facilities · 1 water
Prescott
0 facilities · 1 water

Frequently Asked Questions

What is the environmental risk level in Linn, Kansas?
Linn, KS has an environmental risk score of 39/100 (Moderate Risk), based on 1 TRI facilities, 0 Superfund sites, and 11 water systems on record. 6 water systems have health-based violations. Source: EPA TRI, SDWIS, and Superfund NPL.
Are there Superfund sites in Linn?
No Superfund National Priorities List (NPL) sites are currently registered in Linn, KS in the EPA database.
How many toxic release facilities are in Linn?
Linn, KS has 1 TRI-reporting facility on record with the EPA Toxic Release Inventory, with a combined total of 5.5M lbs in reported toxic releases. TRI facilities self-report annual chemical release data to the EPA.
What is the air quality in Linn?
Air quality monitoring data (EPA AQS) is not available for Linn, KS. 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 Linn?
Linn, KS has 11 EPA-regulated water systems. 6 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 Linn?
Environmental compliance in Linn, Kansas is overseen by the U.S. Environmental Protection Agency (EPA) at the federal level and the Kansas 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