PL PollutionLookup.com EPA-backed pollution lookup
County page

Sierra County

Sierra County currently shows 0 Superfund sites, 8 imported facility profiles, and 0 lbs in loaded TRI releases.

California Sierra City 0 cleanup pages 8 facilities
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 Sierra County.

The latest loaded TRI year is 2024, with 0 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

Significant Violation Clean Water Act EPA-regulated facility

Original Sixteen To One Mine

Significant Violation across 12 of the last 12 quarters, with $261,000 in recorded penalties.

0 lbs $261,000 penalties
Violation Identified EPA facility EPA-regulated facility

Downieville Public U.d.

Violation Identified across 4 of the last 12 quarters in the imported ECHO record.

0 lbs $0 penalties
Under review Clean Water Act EPA-regulated facility

Dickey Driveway

Under review across 2 of the last 12 quarters in the imported ECHO record.

0 lbs $0 penalties
No Violation Identified RCRA EPA-regulated facility

County of Sierra Dept of Public Works

No Violation Identified across 1 of the last 12 quarters in the imported ECHO record.

0 lbs $0 penalties
Under review Clean Water Act EPA-regulated facility

Loyalton Cogeneration Plant

Under review across 1 of the last 12 quarters in the imported ECHO record.

0 lbs $0 penalties
No Violation Identified EPA facility EPA-regulated facility

Packer Lake Lodge

No Violation Identified across 1 of the last 12 quarters in the imported ECHO record.

0 lbs $0 penalties
No Violation Identified EPA facility EPA-regulated facility

Sierra Csa #5, Sierra Brooks

No Violation Identified across 1 of the last 12 quarters in the imported ECHO record.

0 lbs $0 penalties
No Violation Identified Clean Water Act EPA-regulated facility

Colombo Mine

No Violation Identified. Last recorded ECHO inspection: 2022-03-29.

0 lbs $0 penalties
Chemical Group Facilities Total pounds
Violation pages

State-level violation context tied to this county