Sod Run Wastewater Treatment Plant
1212 Chelsea Road, Perryman, MD 21130 · Harford County · Publicly Owned Treatment Works
- Average flow
- 9.48 MGD
- Design flow
- —
- NPDES permit
- MDL056545
- Effective
- Permit expires
- December 2030
- Population served
- 122,618
- CWNS 2022
Sod Run Wastewater Treatment Plant is a publicly owned wastewater treatment works in Perryman, Harford County, Maryland treating an average of 9.48 million gallons per day, serving about 122,618 residents. It discharges under NPDES permit MDL056545 (effective), which expires in December 2030, with 0 recorded violations in the last three years.
Treatment technology
4 treatment structures and unit processes identified at Sod Run Wastewater Treatment Plant.
Available with a free Klarifi account
See the full treatment train at Sod Run Wastewater Treatment Plant: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 0
- Effluent violations
- 0
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
EPA enforcement history
Federal civil enforcement cases, compliance inspections and informal actions recorded for Sod Run Wastewater Treatment Plant in EPA's ICIS system.
- Formal actions
- 0
- none on record
- EPA inspections
- 1
- latest Apr 2009
No formal federal enforcement case is on record for this plant.
Full case history with a free Klarifi account
Every action against Sod Run Wastewater Treatment Plant with dates, milestones, violation types and EPA's complete case summaries, plus inspections and informal actions.
Key contacts
4 verified contacts for Sod Run Wastewater Treatment Plant, with validated emails and direct phone numbers.
Unlock 4 verified contacts (1 more than shown)
Names, validated emails and direct phone numbers for decision-makers at Sod Run Wastewater Treatment Plant, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Maryland
Betterton · 10 mi away
0.02 MGD
Perry Hall · 12 mi away
0.02 MGD
Chestertown · 13 mi away
0.05 MGD
Worton · 13 mi away
0.29 MGD
Port Deposit · 13 mi away
0.09 MGD
Glen Arm · 15 mi away
—
Kennedyville · 15 mi away
0.01 MGD
Charlestown · 16 mi away
1.35 MGD
Sod Run Wastewater Treatment Plant: 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 September 14, 2026.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Significant industrial user · WWTP · all terms