TRI Reporter
Clean Air Act
RCRA
SIERRA PACIFIC POWER CO NORTH VALMY STATION
Quick Summary
- •Released 98,864 lbs of toxic chemicals to the environment in the most recent TRI reporting year.
- •Assessed $0 in total penalties since records began.
- •Reports releases of chemicals classified as known or probable carcinogens.
- Address
-
23755 TREATY HILL RD
GOLCONDA, NV 89414
View on map ↗ - County
- HUMBOLDT County
- Industry
- Utilities
- NAICS (North American Industry Classification)
- 221112
- Inspections
- 3 · last May 14, 2025
- Total Penalties
- $0 · last Jul 2, 2004
- Registry ID
- 110000495508
How This Compares
#23
of 144 TRI reporters in NV
#262
of 584 TRI reporters in Utilities
Ranked by most recent year's total TRI releases.
TRI Toxic Chemical Releases
Annual pounds of each toxic chemical released to air, water, and land, as reported to the EPA Toxic Release Inventory. Carcinogen (♦) and PFAS designations are per EPA and IARC classifications.
Emissions Trend (2015–2024)
-64% overall
| Year | Total Releases (lbs) | vs Prior Year |
|---|---|---|
| 2015 | 370,384 | — |
| 2016 | 120,772 | -67% |
| 2017 | 98,864 | -18% |
| 2018 | 345,686 | +250% |
| 2019 | 326,025 | -6% |
| 2020 | 83,741 | -74% |
| 2021 | 119,899 | +43% |
| 2022 | 123,469 | +3% |
| 2023 | 100,998 | -18% |
| 2024 | 135,101 | +34% |
2024
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 80,818 | 80,663 | — | 155 | — | |
| Manganese compounds | 37,379 | 37,379 | — | — | — | |
| Chromium | 16,331 | 16,311 | — | 20 | — | |
| Lead compounds | 558 | 557 | — | 1 | — | |
| Mercury compounds | 14 | 14 | — | — | — | |
| Dioxin and dioxin-like compounds | 1 | 1 | — | — | — | ♦ Carcinogen |
2023
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 71,052 | 70,941 | — | 111 | — | |
| Manganese compounds | 29,464 | 29,464 | — | — | — | |
| Lead compounds | 470 | 469 | — | 2 | — | |
| Mercury compounds | 11 | 11 | — | — | — | |
| Dioxin and dioxin-like compounds | 1 | 1 | — | — | — | ♦ Carcinogen |
2022
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 75,225 | 75,072 | — | 153 | — | |
| Manganese compounds | 32,988 | 32,988 | — | — | — | |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 14,818 | 14,798 | — | 20 | — | |
| Lead compounds | 425 | 424 | — | 1 | — | |
| Mercury compounds | 12 | 12 | — | — | — | |
| Dioxin and dioxin-like compounds | 1 | 1 | — | — | — | ♦ Carcinogen |
2021
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 82,026 | 81,760 | — | 266 | — | |
| Manganese compounds | 37,394 | 37,394 | — | — | — | |
| Lead compounds | 464 | 463 | — | 1 | — | |
| Mercury compounds | 14 | 14 | — | — | — | |
| Dioxin and dioxin-like compounds | 1 | 1 | — | — | — | ♦ Carcinogen |
2020
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 56,037 | 55,889 | — | 148 | — | |
| Manganese compounds | 27,377 | 27,377 | — | — | — | |
| Lead compounds | 315 | 314 | — | 1 | — | |
| Mercury compounds | 10 | 10 | — | — | — | |
| Dioxin and dioxin-like compounds | 1 | 1 | — | — | — | ♦ Carcinogen |
2019
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 225,118 | 75,361 | — | 149,757 | — | |
| Manganese compounds | 44,732 | 44,732 | — | — | — | |
| Hydrogen fluoride | 26,359 | 26,359 | — | — | — | |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 24,750 | 20,813 | — | 3,937 | — | |
| Lead compounds | 5,047 | 299 | — | 4,748 | — | |
| Mercury compounds | 18 | 18 | — | — | — | |
| Dioxin and dioxin-like compounds | 1 | 1 | — | — | — | ♦ Carcinogen |
2018
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 259,633 | 76,067 | — | 183,566 | — | |
| Manganese compounds | 51,375 | 51,375 | — | — | — | |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 28,561 | 23,742 | — | 4,819 | 0 | |
| Lead compounds | 6,095 | 289 | — | 5,806 | 0 | |
| Mercury compounds | 21 | 21 | — | — | — | |
| Dioxin and dioxin-like compounds | 1 | 1 | — | — | — | ♦ Carcinogen |
2017
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 94,659 | 21,697 | — | 72,961 | — | |
| Lead compounds | 4,204 | 254 | — | 3,951 | — | |
| Dioxin and dioxin-like compounds | 1 | 1 | — | — | — | ♦ Carcinogen |
2016
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 96,132 | 47,193 | — | 48,939 | — | |
| Manganese compounds | 22,556 | 22,554 | — | 2 | — | |
| Lead compounds | 2,084 | 455 | — | 1,628 | — | |
| Dioxin and dioxin-like compounds | 1 | 1 | — | — | — | ♦ Carcinogen |
2015
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 314,989 | 22,350 | — | 292,638 | — | |
| Manganese compounds | 51,336 | 17,167 | — | 34,169 | — | |
| Lead compounds | 4,058 | 196 | — | 3,862 | — | |
| Dioxin and dioxin-like compounds | 1 | 1 | — | — | — | ♦ Carcinogen |
Waste Management & Recycling
How this facility manages toxic chemicals beyond direct releases — through recycling, energy recovery, and on-site or off-site treatment. Data from the most recent TRI reporting year. Quantities in pounds.
| Chemical | Released | Recycled | Energy Recovery | Treated |
|---|
Compliance Violations
Individual permit violations recorded by the EPA across air, water, and hazardous waste programs. Open violations are unresolved as of the most recent ECHO data update.
| Program | Type | Violation Date | Return to Compliance | Status |
|---|---|---|---|---|
| caa | FRV | Mar 23, 2020 | — | Open |
| rcra | Standards Applicable to Generators of HW: General | Dec 16, 2009 | Feb 11, 2010 | Resolved |
| rcra | Standards for Used Oil: Generators | Feb 15, 2005 | Apr 13, 2005 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | Aug 12, 1996 | Sep 12, 1996 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: General | Oct 15, 1986 | Jan 23, 1987 | Resolved |
Enforcement Actions
Formal enforcement cases brought by the EPA or state agencies, including administrative orders and civil penalties assessed. Penalty amounts reflect what was formally assessed, not necessarily what was collected.
Administrative - Formal
Clean Air Act
· Case 3602153907 · May 8, 2019
$0
VERBAL INFORMAL
RCRA (Hazardous Waste)
· Case RCRA-NVT330010299-001 · Feb 15, 2005
INSPECTION REPORT WRITTEN
RCRA (Hazardous Waste)
· Case RCRA-NVD982346223-001 · May 8, 2001
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