County page
Hidalgo County
Hidalgo County currently shows 1 Superfund site, 146 imported facility profiles, and 18,719 lbs in loaded TRI releases.
Overview
What this county page is saying
This live county page is generated from the ingested EPA datasets. It merges ECHO facility compliance rows, TRI release totals, and any Superfund sites attached to Hidalgo County.
The latest loaded TRI year is 2024, with 18,719 lbs in county-level on-site releases tied to the imported facility set.
Focus points
Design and product notes
County pages combine facility compliance history with chemical release totals.
TRI chemistry shows what is being reported, while ECHO shows who keeps drawing enforcement attention.
Superfund records add legacy cleanup context even when live contaminant detail is still sparse.
Superfund layer
Cleanup sites in this county
Donna Reservoir and Canal System
Donna Reservoir and Canal System is in EPA's Superfund layer for Donna, TX. Live ingestion currently includes the official EPA detail links and geocoded site record.
Facilities
Worst polluters and compliance pressure
Ups Mcallen Gateway
Violation across 12 of the last 12 quarters, with $3,800,000 in recorded penalties.
City of la Joya Wwtp
Violation Identified across 12 of the last 12 quarters, with $218,812 in recorded penalties.
City of Hidalgo Wwtp
Violation Identified across 12 of the last 12 quarters, with $123,976 in recorded penalties.
Rbc Manufacturing
Significant Violation across 12 of the last 12 quarters in the imported ECHO record.
City of Donna Wwtp
Significant Violation across 8 of the last 12 quarters, with $22,000 in recorded penalties.
Edcouch Wwtf
Significant Violation across 9 of the last 12 quarters, with $4,575 in recorded penalties.
City of Edinburg Wastewater Treatment Plant
Significant Violation across 12 of the last 12 quarters in the imported ECHO record.
Palmer Steel Supplies
Violation across 12 of the last 12 quarters in the imported ECHO record.
Rio Grande Regional Hospital
Violation across 12 of the last 12 quarters in the imported ECHO record.
Ygriega Storage Yard 2
Violation across 12 of the last 12 quarters in the imported ECHO record.
City of Alamo Wwtp
Significant Violation across 11 of the last 12 quarters in the imported ECHO record.
City of Edcouch
Violation Identified across 11 of the last 12 quarters in the imported ECHO record.
City of Elsa
Violation Identified across 11 of the last 12 quarters in the imported ECHO record.
City of Hidalgo Water System-int of Mccoll Rd & Tampico St
Violation Identified across 11 of the last 12 quarters in the imported ECHO record.
City of Mercedes
Violation Identified across 11 of the last 12 quarters in the imported ECHO record.
City of Weslaco-swtp Plant 5
Violation Identified across 11 of the last 12 quarters in the imported ECHO record.
City of la Joya
Significant Violation across 11 of the last 12 quarters in the imported ECHO record.
Hidalgo County Mud 1
Violation Identified across 11 of the last 12 quarters in the imported ECHO record.
Lazy Palms Ranch
Violation Identified across 11 of the last 12 quarters in the imported ECHO record.
Llano Grande Lake Park East-plant
Significant Violation across 11 of the last 12 quarters in the imported ECHO record.
| Chemical | Group | Facilities | Total pounds |
|---|---|---|---|
| Ammonia | TRI-listed chemical | 1 | 17,040 lbs |
| Styrene | Volatile organic compound | 1 | 755 lbs |
| Aluminum (fume or dust) | TRI-listed chemical | 1 | 488 lbs |
| Nitric acid | TRI-listed chemical | 1 | 430 lbs |
| Nickel | Metals and metal compounds | 1 | 4 lbs |
| Chromium | Metals and metal compounds | 1 | 1 lbs |
| Cobalt | TRI-listed chemical | 1 | 1 lbs |
| Sodium dimethyldithiocarbamate | TRI-listed chemical | 1 | 0 lbs |
| Lead compounds | Metals and metal compounds | 2 | 0 lbs |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | Metals and metal compounds | 1 | 0 lbs |
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | TRI-listed chemical | 1 | 0 lbs |
| Zinc compounds | TRI-listed chemical | 1 | 0 lbs |
| Diisocyanates | TRI-listed chemical | 1 | 0 lbs |
| Manganese compounds | TRI-listed chemical | 1 | 0 lbs |
Violation pages
State-level violation context tied to this county
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Clean Air Act violations in Texas
Texas facilities in the imported ECHO data show air-program oversight, inspections, or noncompliance signals.
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Clean Water Act violations in Texas
Texas facilities in the imported ECHO data show water-permit pressure, inspections, or noncompliance signals.
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RCRA violations in Texas
Texas facilities in the imported ECHO data show hazardous-waste or RCRA oversight signals.