211 documented enforcement actions across 73 regulated industries
| Entity | Location | Year | Industry | Penalty | Deaths |
|---|---|---|---|---|---|
| CONNECTICUT LIGHT & POWER | GRANBY, CT | 2006 | Community Water Systems | $8,000 | |
| BORALEX FORT FAIRFIELD, INC. | FORT FAIRFIELD, ME | 2005 | Community Water Systems | $8,000 | |
| HYPERION TREATMENT PLANT | PLAYA DEL REY, CA | 2005 | Community Water Systems | $7,620 | |
| SHERIDAN ELECTRICAL COOP | FORTUNA, ND | 2006 | Community Water Systems | $7,481 | |
| POWERWORKS, LLC | TRACY, CA | 2007 | Community Water Systems | $7,200 | |
| P G & E | FRESNO, CA | 2008 | Community Water Systems | $7,170 | |
| C&C OF HONOLULU, SAND ISLAND WASTEWATER PLANT, DES | HONOLULU, HI | 2006 | Community Water Systems | $7,125 | |
| ESPANOLA, CITY OF | ESPANOLA, NM | 2005 | Community Water Systems | $7,075 | |
| AMEREN UE | WASHINGTON, MO | 2006 | Community Water Systems | $7,000 | |
| HENKELS & MCCOY, INC. | CHUNCHULA, AL | 2005 | Community Water Systems | $7,000 | |
| DETROIT DEPARTMENT OF PUBLIC WORKS | DETROIT, MI | 2007 | Community Water Systems | $6,792 | |
| MIRANT CALIFORNIA, LLC | ANTIOCH, CA | 2008 | Community Water Systems | $6,750 | |
| VOLUNTEER ENERGY COOPERATIVE | DECATUR, TN | 2011 | Community Water Systems | $6,720 | |
| BURNEY MOUNTAIN POWER | BURNEY, CA | 2006 | Community Water Systems | $6,310 | |
| ALCOA POWER GENERATING INC. | BADIN, NC | 2005 | Community Water Systems | $6,300 | |
| CHUGACH ELECTRIC ASSOCIATION | TYONEK, AK | 2013 | Community Water Systems | $6,300 | |
| KENTUCKY UTILITIES COMPANY | HARRODSBURG, KY | 2007 | Community Water Systems | $6,300 | |
| SOLAR DISTRIBUTORS,INC | PALM SPRINGS, CA | 2010 | Community Water Systems | $6,275 | |
| JAMIE UNDERGROUND, INC. | STUART, FL | 2008 | Community Water Systems | $6,188 | |
| LAKE LIVINGSTON WATER SUPPLY AND SEWER SERVICES | LIVINGSTON, TX | 2006 | Community Water Systems | $6,000 | |
| KEYSPAN ENERGY DELIVERY | BRAINTREE, MA | 2006 | Community Water Systems | $6,000 | |
| WATERMAKERS INC. | FORT LAUDERDALE, FL | 2005 | Community Water Systems | $5,880 | |
| LA CITY DWP, CASTIAC POWER PLANT | CASTIAC, CA | 2006 | Community Water Systems | $5,850 | |
| LOUISVILLE AND JEFFERSON COUNTY METROPOLITAN SEWER | LOUISVILLE, KY | 2005 | Community Water Systems | $5,625 | |
| CLOVERLAND ELECTRIC COOPERATIVE | PARADISE, MI | 2008 | Community Water Systems | $5,400 | |
| ORMAT HEBER 1 | HEBER, CA | 2008 | Community Water Systems | $5,015 | |
| COMED | CHICAGO, IL | 2006 | Community Water Systems | $5,000 | |
| TRANSCANADA | WALPOLE, NH | 2008 | Community Water Systems | $5,000 | |
| ENTERGY ARKANSAS, INC. | WYNNE, AR | 2005 | Community Water Systems | $5,000 | |
| Northern Cheyenne Utilities Commission | Lame Deer, MT | 2017 | Community Water Systems | $1,500 | |
| Transfers Oversight of Oil Recovery and Cleanup Operations in Kingman County | , KS | 2026 | Community Water Systems | $0 | |
| Marks Cleanup Progress at the Hastings Groundwater Superfund Site | , NE | 2026 | Community Water Systems | $0 | |
| to Review Cleanups at Eight Michigan Superfund Sites This Year | , MI | 2026 | Community Water Systems | $0 | |
| EPA, Gadsden/Etowah County EMA and City of Gadsden Complete Emergency Cleanup of Cyanide, Other Hazardous Wastes at Gads | , AL | 2026 | Community Water Systems | $0 | |
| Greenfield Township Sewer Authority (Former Plant Operator Bruce Evans Jr.) | Greenfield Township, PA | 2018 | Community Water Systems | $0 | |
| City of Flint Department of Public Works — Water Treatment | Flint, MI | 2014 | Community Water Systems | $0 | 12 |
| Milwaukee Water Works | Milwaukee, WI | 1993 | Community Water Systems | $0 | 69 |
| City of Benton Harbor — Water Distribution System | Benton Harbor, MI | 2018 | Community Water Systems | $0 | |
| California Department of Corrections and Rehabilitation (California Men's Colony) | San Luis Obispo, CA | 2021 | Community Water Systems | $0 | |
| Proposes Plan | , CA | 2026 | Community Water Systems | $0 | |
| Issues Clean Water Act Order | , KS | 2026 | Community Water Systems | $0 | |
| Los Angeles Department of Water and Power | Los Angeles, CA | 2024 | Community Water Systems | $0 | |
| Lehi City Pressurized Irrigation System | Lehi, UT | 2023 | Community Water Systems | $0 | |
| Stops Industrial Discharge and Launches Source Pollution Study in Elizabeth River Tributary | , NJ | 2026 | Community Water Systems | $0 | |
| Marks Cleanup Success at Two Superfund Sites in Illinois | , IL | 2026 | Community Water Systems | $0 | |
| to Review Cleanups at Nine Wisconsin Superfund Sites This Year | , WI | 2026 | Community Water Systems | $0 | |
| Marks Cleanup Success at the Rowe Industries Groundwater Contamination Superfund Site | , NY | 2026 | Community Water Systems | $0 | |
| EPA, MDEQ | , MS | 2026 | Community Water Systems | $0 | |
| to Review Cleanups at Nine Indiana Superfund Sites This Year | , IN | 2026 | Community Water Systems | $0 | |
| EPA Proposes Plan | , CA | 2026 | Community Water Systems | $0 |