County page
Pinal County
Pinal County currently shows 0 Superfund sites, 159 imported facility profiles, and 1,221,708 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 Pinal County.
The latest loaded TRI year is 2024, with 1,221,708 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
Facilities
Worst polluters and compliance pressure
Asarco Llc Ray Mine Operations
Violation Identified across 5 of the last 12 quarters in the imported ECHO record.
Puregro Casa Grande Pmg00131
Violation across 12 of the last 12 quarters in the imported ECHO record.
Casa Grande Wrf
Violation Identified across 11 of the last 12 quarters in the imported ECHO record.
Town of Kearny Wastewater Reclamation Facility
Violation Identified across 11 of the last 12 quarters in the imported ECHO record.
Adoc-eyman Unit
Violation Identified across 11 of the last 12 quarters in the imported ECHO record.
Adoc-florence Asp
Violation Identified across 11 of the last 12 quarters in the imported ECHO record.
Antelope Peak Water Association
Violation Identified across 11 of the last 12 quarters in the imported ECHO record.
Apache Junction Water District-tp002 - Cl2, As
Significant Violation across 11 of the last 12 quarters in the imported ECHO record.
Arizona Training Program
Violation Identified across 11 of the last 12 quarters in the imported ECHO record.
Bidegain Water Company
Violation Identified across 11 of the last 12 quarters in the imported ECHO record.
Central Az College Aravaipa-tp001 - Cl2
Violation Identified across 11 of the last 12 quarters in the imported ECHO record.
Gric Dpw Sacaton-blackwater Industrial Park/fema Well Treatment Plant
Violation Identified across 11 of the last 12 quarters in the imported ECHO record.
Gric Dpw Wild Horse Pass-chlorination For Santa Cruz Well 3
Violation Identified across 11 of the last 12 quarters in the imported ECHO record.
Gw Saguaro Dist Water Co - Amber Ann
Violation Identified across 11 of the last 12 quarters in the imported ECHO record.
Jo Combs Elementary School-tp001 - Cl2
Violation Identified across 11 of the last 12 quarters in the imported ECHO record.
Kelvin Simmons Water Coop
Significant Violation across 11 of the last 12 quarters in the imported ECHO record.
Maricopa Agriculture Center-tp001 - Pou - As - No3
Significant Violation across 11 of the last 12 quarters in the imported ECHO record.
Maricopa Mountain Water - East
Significant Violation across 11 of the last 12 quarters in the imported ECHO record.
New Saddleback Vista-tp002- As and Blending
Violation Identified across 11 of the last 12 quarters in the imported ECHO record.
Papago Butte Dwid-xtp003 - 4-log
Significant Violation across 11 of the last 12 quarters in the imported ECHO record.
| Chemical | Group | Facilities | Total pounds |
|---|---|---|---|
| Lead compounds | Metals and metal compounds | 3 | 951,439 lbs |
| Styrene | Volatile organic compound | 5 | 119,466 lbs |
| Chromium | Metals and metal compounds | 4 | 42,533 lbs |
| Manganese | TRI-listed chemical | 3 | 32,262 lbs |
| Sulfuryl fluoride | TRI-listed chemical | 1 | 25,574 lbs |
| Nickel | Metals and metal compounds | 3 | 13,707 lbs |
| Phenol | TRI-listed chemical | 1 | 7,803 lbs |
| Copper compounds | TRI-listed chemical | 1 | 7,217 lbs |
| N-Methyl-2-pyrrolidone | TRI-listed chemical | 1 | 5,680 lbs |
| Lead | Metals and metal compounds | 13 | 4,934 lbs |
| Methanol | TRI-listed chemical | 2 | 4,767 lbs |
| 1, 2, 4-Trimethylbenzene | Volatile organic compound | 1 | 1,486 lbs |
| Toluene | Volatile organic compound | 1 | 1,102 lbs |
| Xylene (mixed isomers) | Volatile organic compound | 1 | 1,044 lbs |
| n-Hexane | TRI-listed chemical | 1 | 990 lbs |
| Formaldehyde | TRI-listed chemical | 1 | 888 lbs |
| Aluminum (fume or dust) | TRI-listed chemical | 1 | 439 lbs |
| Mercury compounds | TRI-listed chemical | 1 | 156 lbs |
| Naphthalene | TRI-listed chemical | 2 | 149 lbs |
| Copper | TRI-listed chemical | 2 | 67 lbs |
Violation pages
State-level violation context tied to this county
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Clean Air Act violations in Arizona
Arizona facilities in the imported ECHO data show air-program oversight, inspections, or noncompliance signals.
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Clean Water Act violations in Arizona
Arizona facilities in the imported ECHO data show water-permit pressure, inspections, or noncompliance signals.
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RCRA violations in Arizona
Arizona facilities in the imported ECHO data show hazardous-waste or RCRA oversight signals.