PlainEnviro

Sumter, SC

Moderate Risk (51/100)

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 Sumter in South Carolina · Population: 104,853

TRI sites such as Pilgrim's Pride Sumter Processing Plant; Apex Tool Group LLC Sumter Sc Operation; Nova Molecular Sumter LLC; SDWIS systems such as HIGH HILLS RURAL WATER CO INC (4320003); SHAW AFB (SC4310501); OSWEGO RURAL WATER CO (SC4320006) anchor Sumter, SC's EPA extract. Derived burden score 51/100 (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 Sumter include SHAW AFB (SC4310501); SHILOH WATER SYSTEM (SC4320005); WHISPERING PINES MHP (SC4360021), while Pilgrim's Pride Sumter Processing Plant leads reported TRI pounds among local Form R filers. No AQS county monitors report here.

Burden score 51/100 (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 Sumter -- 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 Sumter, SC: EPA TRI 2023 reporting year

2022 → 2023

Same facilities, both years

-7.1%

15 facilities that filed in 2022 and 2023

Whole inventory

-6.4%

438.8 thousand lb → 410.6 thousand lb, every facility that filed

Between the two reporting years, 3 facilities filed for the first time and 1 stopped filing. Facilities entering or leaving the inventory are excluded from the same-facility comparison above.

  • Sumter, SC's total reported releases fell from 438.8 thousand lb in 2022 to 407.5 thousand lb in 2023, based on EPA TRI filings.
  • Sumter, SC's air releases fell from 66.9 thousand lb in 2022 to 46.2 thousand lb in 2023, based on EPA TRI filings.
  • Sumter, SC's off-site transfers rose from 21.2 thousand lb in 2022 to 24.4 thousand lb in 2023, based on EPA TRI filings.
  • Sumter, SC's water releases rose from 53.0 thousand lb in 2022 to 56.0 thousand lb in 2023, based on EPA TRI filings.
County population (Census ACS)
104,853
TRI Facilities
21
Water Systems
10
Superfund Sites
0
Total Releases
1.9M lbs

Water Systems (10)

System System pop (SDWIS) Violations
HIGH HILLS RURAL WATER CO INC (4320003) 12,545 0
SHAW AFB (SC4310501) 10,000 1
OSWEGO RURAL WATER CO (SC4320006) 3,282 0
SUMTER CO-WEDGEFIELD-STATEBURG WD 1,200 0
SHILOH WATER SYSTEM (SC4320005) 645 1
PINEWOOD TOWN OF (SC4310002) 455 0
CEDAR HILL MHP (SC4360010) 128 0
WHISPERING PINES MHP (SC4360021) 80 3
QUAIL HOLLOW S/D (SC4350014) 36 2
BEL AIR MHP (SC4060009) 34 2

TRI Facilities (21)

# Facility Total Releases
1 Pilgrim's Pride Sumter Processing Plant 1.5M lbs
2 Apex Tool Group LLC Sumter Sc Operation 137.4K lbs
3 Nova Molecular Sumter LLC 120.0K lbs
4 Bd Life Sciences 59.5K lbs
5 Skf Plant 12B 51.7K lbs
6 Sumter Coatings Inc 41.7K lbs
7 Kaydon Corp Plant 12 19.2K lbs
8 Santee Print Works 15.9K lbs
9 US Dod Usaf Shaw Afb 9.0K lbs
10 Continental Tire the Americas LLC 7.2K lbs
11 Giant Resource Recovery-Sumter Inc 5.4K lbs
12 Nova Molecular Recovery Qozb Holdings LLC 2.6K lbs
13 US Dod Usaf Poinsett Bombing Gunnery & Electronic Warfare 823 lbs
14 Maysteel Porter's Fabrication of Sumter 82 lbs
15 Caterpillar Implement & Steering System (sumter Sc) 35 lbs
16 Eaton Corp 5 lbs
17 Concrete Supply Co. LLC - Shaw 0 lbs
18 Concrete Supply Co LLC - Sumter 0 lbs
19 Dawkins On-Site LLC Glasscock Lafayette 0 lbs
20 Pilgrim's Pride Sumter Feed Mill 0 lbs
21 Caterpillar Precision Pin Products Group 0 lbs

Cities in Sumter (5)

Sumter
19 facilities · 12 water
Shaw Afb
1 facilities · 1 water
Wedgefield
1 facilities · 0 water
Dalzell
0 facilities · 1 water
Pinewood
0 facilities · 1 water

Frequently Asked Questions

What is the environmental risk level in Sumter, South Carolina? ▼
Sumter, SC has an environmental risk score of 51/100 (Moderate Risk), based on 21 TRI facilities, 0 Superfund sites, and 10 water systems on record. 5 water systems have health-based violations. Source: EPA TRI, SDWIS, and Superfund NPL.
Are there Superfund sites in Sumter? ▼
No Superfund National Priorities List (NPL) sites are currently registered in Sumter, SC in the EPA database.
How many toxic release facilities are in Sumter? ▼
Sumter, SC has 21 TRI-reporting facilities on record with the EPA Toxic Release Inventory, with a combined total of 1.9M lbs in reported toxic releases. TRI facilities self-report annual chemical release data to the EPA.
What is the air quality in Sumter? ▼
Air quality monitoring data (EPA AQS) is not available for Sumter, SC. 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 Sumter? ▼
Sumter, SC has 10 EPA-regulated water systems. 5 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 Sumter? ▼
Environmental compliance in Sumter, South Carolina is overseen by the U.S. Environmental Protection Agency (EPA) at the federal level and the South Carolina 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.

Related

Browse all → | Rankings →
Data sourced from U.S. EPA environmental datasets. See our methodology for details. Retrieved and formatted by PlainEnviro