Caddo Parish, LA
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 Caddo Parish in Louisiana · Population: 232,973
TRI sites such as Uop-Shreveport Plant; Calumet Shreveport Refining LLC; Ternium USA Inc; SDWIS systems such as CITY OF SHREVEPORT WATER SYSTEM; TOWN OF BLANCHARD WATER SYSTEM; WATERWORKS DISTRICT 7 anchor Caddo Parish, LA's EPA extract. Derived burden score 57/100 (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 Caddo Parish include CITY OF SHREVEPORT WATER SYSTEM; TOWN OF BLANCHARD WATER SYSTEM; TOWN OF GREENWOOD WATER SYSTEM, while Uop-Shreveport Plant leads reported TRI pounds among local Form R filers. AQS median AQI 41 / peak 101 in 2024.
Burden score 57/100 (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 Caddo Parish -- 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 Caddo Parish, LA: EPA TRI 2023 reporting year
Same facilities, both years
+8.6%
17 facilities that filed in 2022 and 2023
Whole inventory
+8.6%
1.1 million lb → 1.2 million lb, every facility that filed
- Caddo Parish, LA's total reported releases rose from 1.1 million lb in 2022 to 1.2 million lb in 2023, based on EPA TRI filings.
- Caddo Parish, LA's air releases rose from 275.2 thousand lb in 2022 to 359.4 thousand lb in 2023, based on EPA TRI filings.
- Caddo Parish, LA's water releases rose from 47.4 thousand lb in 2022 to 53.5 thousand lb in 2023, based on EPA TRI filings.
- Caddo Parish, LA's chemicals reported fell from 48 in 2022 to 46 in 2023, based on EPA TRI filings.
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 | 273 (76%) | 83 | 1 | 101 |
| 2023 | 277 (78%) | 76 | 0 | 100 |
| 2022 | 274 (75%) | 88 | 1 | 108 |
| 2021 | 289 (80%) | 73 | 0 | 93 |
| 2020 | 289 (83%) | 59 | 1 | 126 |
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 Louisiana, see the EPA's AirNow.gov.
Water Systems (23)
| System | System pop (SDWIS) | Violations |
|---|---|---|
| CITY OF SHREVEPORT WATER SYSTEM | 192,378 | 88 |
| TOWN OF BLANCHARD WATER SYSTEM | 16,326 | 17 |
| WATERWORKS DISTRICT 7 | 5,817 | 0 |
| TOWN OF GREENWOOD WATER SYSTEM | 5,205 | 23 |
| PINEHILL WATERWORKS DISTRICT | 4,926 | 7 |
| TOWN OF VIVIAN WATER SYSTEM | 4,050 | 11 |
| PANOLA-BETHANY WSC | 2,334 | 0 |
| TOWN OF OIL CITY WATER SYSTEM | 2,148 | 247 |
| LAKEVIEW WATER SYSTEM | 2,025 | 9 |
| VILLAGE OF MOORINGSPORT WATER SYSTEM | 999 | 111 |
| VILLAGE OF HOSSTON WATER SYSTEM | 729 | 45 |
| DEEPWOODS UTILITIES INC | 657 | 4 |
| GLEN LEAF MOBILE HOME COMMUNITY | 645 | 0 |
| PINECREST MOBILE HOME VILLAGE | 639 | 1 |
| FOUR FORKS WATER SYSTEM | 609 | 5 |
| VILLAGE OF IDA WATER SYSTEM | 495 | 4 |
| VILLAGE OF RODESSA WATER SYSTEM | 312 | 3 |
| STONEGATE MANUFACTURED HOME COMMUNITY | 309 | 1 |
| HUNTINGTON MOBILE HOME PARK WATER SYSTEM | 291 | 0 |
| BARRON BAYOU ESTATES | 123 | 0 |
| PEACEFUL PINES MHP WATER SYSTEM | 96 | 4 |
| AUTUMN ACRES MHP WATER SYSTEM | 90 | 2 |
| SOUTH SHREVEPORT MOBILE VILLA | 75 | 19 |
TRI Facilities (22)
| # | Facility | Total Releases |
|---|---|---|
| 1 | Uop-Shreveport Plant | 4.5M lbs |
| 2 | Calumet Shreveport Refining LLC | 909.3K lbs |
| 3 | Ternium USA Inc | 380.2K lbs |
| 4 | Superior Tie & Timber | 84.7K lbs |
| 5 | Calumet Branded Products LLC | 78.3K lbs |
| 6 | Chemtrade Refinery Services Inc | 60.7K lbs |
| 7 | Alloy Piping Products LLC | 44.3K lbs |
| 8 | Bailsco Blades & Castings Inc. | 26.3K lbs |
| 9 | Pratt Paper (la) LLC | 21.1K lbs |
| 10 | Prolec Ge USA LLC | 9.8K lbs |
| 11 | Certainteed Corp | 7.5K lbs |
| 12 | Frymaster | 3.3K lbs |
| 13 | Module X Solutions Llc. | 993 lbs |
| 14 | Omni Speciality Packaging Inc. | 752 lbs |
| 15 | Benteler Steel/tube Manufacturing Corp | 229 lbs |
| 16 | Safety-Kleen Systems Inc | 13 lbs |
| 17 | Red River Ready Mix LLC | 0 lbs |
| 18 | Caddo Pigment LLC | 0 lbs |
| 19 | Purina Animal Nutrition LLC - Shreveport | 0 lbs |
| 20 | Solvay USA Inc | 0 lbs |
| 21 | Industrial Oils Unlimited LLC | 0 lbs |
| 22 | Hill Oil Co LLC - Reladyne | 0 lbs |
Cities in Caddo Parish (11)
Frequently Asked Questions
What is the environmental risk level in Caddo Parish, Louisiana? ▼
Are there Superfund sites in Caddo Parish? ▼
How many toxic release facilities are in Caddo Parish? ▼
What is the air quality in Caddo Parish? ▼
Is the drinking water safe in Caddo Parish? ▼
What environmental agencies cover Caddo Parish? ▼
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.
Read our methodology - how this data is sourced, computed, and verified.