SAM H. HOBBS REGIONAL WW FACILITY (PREV. CASPER WWTF)

Address

200 N DAVID STREET
CASPER, WY 82601
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County

NATRONA County

Inspections

8 · last Apr 17, 2025

Total Penalties

$0

Registry ID

110055197647

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.

4

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	PR: Failure of the Control Authority to publish for SNC (Level II - Other)	Dec 31, 2024	—	Open
cwa	Schedule Event achieved late but reported	Mar 28, 2021	—	Open
cwa	Effluent Violations - Numeric effluent violation	Sep 9, 2020	—	Open
cwa	WW SSO - Overflow to Dry Land or Building Backup	Dec 29, 2016	—	Open
cwa	WW SSO - Improper Operation and Maintenance	Feb 14, 2016	—	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	DMR, Limited - Numeric Violation	3,110.00 MPN/100mL	2,501.00	+24%	Feb 2026	Open
Ammonia nitrogen, total, [as N] 30 day	DMR, Limited - Numeric Violation	10.71 mg/L	10.19	+5%	Feb 2026	Open
Ammonia nitrogen, total, [as N] 30 day	DMR, Limited - Numeric Violation	12.74 mg/L	10.19	+25%	Jan 2026	Open
BOD, 5-day, 20 deg. C	DMR, Limited - Numeric Violation	59.33 mg/L	45.00	+32%	Jan 2026	Open
Solids, total suspended	DMR, Limited - Numeric Violation	56.50 mg/L	45.00	+26%	Jan 2026	Open
BOD, 5-day, 20 deg. C	DMR, Limited - Numeric Violation	106.61 mg/L	90.00	+18%	Jan 2026	Open
Solids, total suspended	DMR, Limited - Numeric Violation	103.00 mg/L	90.00	+14%	Jan 2026	Open
E. coli	DMR, Limited - Numeric Violation	1,180.00 MPN/100mL	353.00	+234%	Sep 2024	Open
E. coli	DMR, Limited - Numeric Violation	5,200.00 MPN/100mL	770.00	+575%	Sep 2024	Open
E. coli	DMR, Limited - Numeric Violation	1,150.00 MPN/100mL	770.00	+49%	Jul 2024	Open
E. coli	DMR, Limited - Numeric Violation	4,160.00 MPN/100mL	770.00	+440%	Jun 2024	Open
E. coli	DMR, Limited - Numeric Violation	3,200.00 MPN/100mL	2,501.00	+28%	Feb 2024	Open
E. coli	DMR, Limited - Numeric Violation	31,500.00 MPN/100mL	2,501.00	+1,159%	Jan 2024	Open
E. coli	DMR, Limited - Overdue	5,200.00 MPN/100mL	2,501.00	+108%	Apr 2021	Resolved
E. coli	DMR, Limited - Numeric Violation	5,200.00 MPN/100mL	2,501.00	+108%	Apr 2021	Open
Ammonia nitrogen, total, [as N] 30 day	DMR, Limited - Numeric Violation	29.84 mg/L	10.19	+193%	Mar 2019	Resolved
BOD, 5-day, 20 deg. C	DMR, Limited - Numeric Violation	100.92 mg/L	90.00	+12%	Feb 2019	Open
Ammonia nitrogen, total, [as N] 30 day	DMR, Limited - Numeric Violation	14.56 mg/L	10.19	+43%	Feb 2019	Resolved
BOD, 5-day, 20 deg. C	DMR, Limited - Numeric Violation	70.52 mg/L	45.00	+57%	Feb 2019	Open
BOD, 5-day, percent removal	DMR, Limited - Numeric Violation	81.19 %	85.00	+25%	Feb 2019	Open
Solids, total suspended	DMR, Limited - Numeric Violation	60.75 mg/L	45.00	+35%	Feb 2019	Open
E. coli	DMR, Limited - Numeric Violation	240,000.00 MPN/100mL	2,501.00	+9,496%	Feb 2019	Open
BOD, 5-day, 20 deg. C	DMR, Limited - Numeric Violation	37.87 mg/L	30.00	+26%	Feb 2019	Open
Solids, total suspended	DMR, Limited - Numeric Violation	97.50 mg/L	90.00	+8%	Jun 2017	Open

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