Facility profile
Lone Star Ind Inc Dba Buzzi Unicem Usa Pryor Cement Plant
Significant Violation across 7 of the last 12 quarters, with $6,426 in recorded penalties.
Noncompliance quarters
7
Counted from the imported ECHO record over the last 12 quarters.
Penalties
$6,426
Recorded enforcement amount carried into the facility page.
Last inspection
2025-05-28
Displayed as plain language instead of hidden in agency exports.
Trend
Watch
Reported on-site releases are lower in 2024 than in 2022.
| Year | Air | Water | Land | Total |
|---|---|---|---|---|
| 2022 | 55,882 lbs | 0 lbs | 5,723 lbs | 61,606 lbs |
| 2023 | 108 lbs | 0 lbs | 8 lbs | 115 lbs |
| 2024 | 99 lbs | 0 lbs | 11 lbs | 109 lbs |
Chemical breakdown
What this facility is reporting
-
Chromium compounds (except for chromite ore mined in the Transvaal Region)
Latest 2024 TRI data shows air as the largest reported pathway for this chemical at the facility.
-
Lead compounds
Latest 2024 TRI data shows air as the largest reported pathway for this chemical at the facility.
-
Lithium carbonate
Latest 2024 TRI data shows air as the largest reported pathway for this chemical at the facility.
-
Mercury compounds
Latest 2024 TRI data shows air as the largest reported pathway for this chemical at the facility.
-
Dioxin and dioxin-like compounds
Latest 2024 TRI data shows air as the largest reported pathway for this chemical at the facility.
Enforcement layer
Why the ECHO-style detail matters
Significant Violation across 7 of the last 12 quarters, with $6,426 in recorded penalties.