Non-Compliance Clean Water Act

USDI BUREAU OF RECLAMATION - HOOVER DAM WWTP

Quick Summary

•Currently out of compliance in at least one environmental program (CAA, CWA, or RCRA).
•Assessed $0 in total penalties since records began.

Address: 81 HOOVER DAM ACCESS RD
BOULDER CITY, NV 89005
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County: CLARK County
Inspections: 1 · last Jun 8, 2023
Total Penalties: $0
Registry ID: 110020069995

Compliance Status (Last 12 Quarters)

Number of calendar quarters, out of the last 12, in which this facility was in violation of its permit. Zero means no recorded violations in that program over the past three years.

Water (CWA)
Qtrs Non-Compliant

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
cwa	Monitoring Violations - Analysis not Conducted	Apr 24, 2020	—	Open
cwa	Effluent Violations - Numeric effluent violation	Mar 6, 2019	—	Open

Discharge Limit Exceedances

Instances where this facility's reported discharge monitoring results exceeded its permitted limits under the Clean Water Act. Exceedance percentage shows how far over the permit limit the discharge was.

Pollutant	Violation	Reported	Limit	Exceedance	Period	Status
E. coli, colony forming units [CFU]	DMR, Limited - Numeric Violation	1,553.07 MPN/100mL	235.00	+561%	Dec 2023	Open
Iron, total recoverable	DMR, Limited - Numeric Violation	0.95 mg/L	0.82	+16%	Dec 2022	Open
Nitrogen, ammonia total [as N]	DMR, Limited - Numeric Violation	1,260,000.00 mg/L	1,000,000.00	+26%	Mar 2022	Open
Iron, total recoverable	DMR, Limited - Numeric Violation	1.30 mg/L	0.82	+59%	Dec 2021	Open
Solids, suspended percent removal	DMR, Limited - Numeric Violation	84.44 %	85.00	+4%	May 2020	Open
E. coli, colony forming units [CFU]	DMR, Limited - Numeric Violation	770.00 MPN/100mL	235.00	+228%	Feb 2020	Open
Chlorine, total residual	DMR, Limited - Numeric Violation	0.01 mg/L	0.01	+11%	Oct 2019	Open
Solids, total dissolved	DMR, Limited - Numeric Violation	610.00 mg/L	400.00	+53%	Jun 2019	Open
Solids, total dissolved	DMR, Limited - Numeric Violation	610.00 mg/L	400.00	+53%	Jun 2019	Open
Solids, total dissolved	DMR, Limited - Numeric Violation	540.00 mg/L	400.00	+35%	Dec 2018	Open
Solids, total dissolved	DMR, Limited - Numeric Violation	540.00 mg/L	400.00	+35%	Dec 2018	Open
Solids, total suspended	DMR, Limited - Numeric Violation	3.51 kg/d	3.40	+3%	Mar 2017	Open
Solids, total suspended	DMR, Limited - Numeric Violation	31.00 mg/L	30.00	+3%	Mar 2017	Open
Solids, total dissolved	DMR, Limited - Numeric Violation	620.00 mg/L	400.00	+55%	Mar 2016	Resolved
Solids, total dissolved	DMR, Limited - Numeric Violation	620.00 mg/L	400.00	+55%	Mar 2016	Open
Copper, total recoverable	DMR, Limited - Numeric Violation	0.03 mg/L	0.02	+42%	Dec 2015	Open
Solids, total dissolved	DMR, Limited - Numeric Violation	610.00 mg/L	400.00	+53%	Dec 2015	Resolved
Solids, total dissolved	DMR, Limited - Numeric Violation	610.00 mg/L	400.00	+53%	Dec 2015	Open
Nitrogen, nitrate total [as NO3]	DMR, Limited - Numeric Violation	480.00 mg/L	14.00	+3,329%	Jun 2015	Open
Solids, total dissolved	DMR, Limited - Numeric Violation	650.00 mg/L	400.00	+63%	Jun 2015	Open
Copper, total recoverable	DMR, Limited - Numeric Violation	0.03 mg/L	0.02	+58%	Jun 2015	Open
Nitrogen, nitrate total [as NO3]	DMR, Limited - Numeric Violation	480.00 mg/L	10.00	+4,700%	Jun 2015	Open
Solids, total dissolved	DMR, Limited - Numeric Violation	650.00 mg/L	400.00	+63%	Jun 2015	Open

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