Sha - Sideling Hill Rest Area WWTP
Interstate Highway 68 Sideling Hill, Hancock, MD 21750 · Washington County · Publicly Owned Treatment Works
- Average flow
- 0.0041 MGD
- Design flow
- 0.01 MGD
- NPDES permit
- MD0062821
- Effective
- Permit expires
- August 2031
- Population served
- —
- CWNS 2022
Sha - Sideling Hill Rest Area WWTP is a publicly owned wastewater treatment works in Hancock, Washington County, Maryland treating an average of 0.0041 million gallons per day against a permitted design capacity of 0.01 MGD. It discharges under NPDES permit MD0062821 (effective), which expires in August 2031, with 3 recorded violations in the last three years.
Treatment technology
Treatment structures and unit processes at Sha - Sideling Hill Rest Area WWTP.
Treatment structure data not yet analyzed for this facility.
Compliance snapshot (last 3 years)
- Total violations
- 3
- Effluent violations
- 3
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Sha - Sideling Hill Rest Area WWTP.
No verified contacts on file yet
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Nearby wastewater treatment plants in Maryland
Hancock · 7 mi away
0.23 MGD
Flintstone · 10 mi away
0.0019 MGD
Flintstone · 14 mi away
0.06 MGD
Clear Spring · 19 mi away
0.12 MGD
Oldtown · 21 mi away
0.0048 MGD
Williamsport · 26 mi away
2.26 MGD
Cumberland · 29 mi away
1.11 MGD
Funkstown · 31 mi away
0.05 MGD
Sha - Sideling Hill Rest Area WWTP: frequently asked questions
Sources and methodology
Flow, permit and violation figures come from the EPA's ICIS-NPDES discharge monitoring records. Population served comes from the Clean Watersheds Needs Survey 2022. Treatment structures are identified by Klarifi's review of aerial imagery, and capital improvement projects are extracted from published municipal budget documents. Violations are counted over the last three years of monitoring reports.
Data refreshed October 26, 2026; facility record last updated July 18, 2023.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Ozonation · Activated sludge · all terms