Little Patuxent Water Reclamation Plant
Savage, MD · Howard County · Publicly Owned Treatment Works
- Average flow
- 16.68 MGD
- Design flow
- 25 MGD
- NPDES permit
- MD0055174
- Effective
- Permit expires
- May 2031
- Population served
- 125,350
- CWNS 2022
Little Patuxent Water Reclamation Plant is a publicly owned wastewater treatment works in Savage, Howard County, Maryland treating an average of 16.68 million gallons per day against a permitted design capacity of 25 MGD, serving about 125,350 residents. Treatment on site includes clarifiers, biogas balloons. It discharges under NPDES permit MD0055174 (effective), which expires in May 2031, with 8 recorded violations in the last three years.
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Compliance snapshot (last 3 years)
- Total violations
- 8
- Effluent violations
- 7
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
4 verified contacts for Little Patuxent Water Reclamation 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 Little Patuxent Water Reclamation Plant, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Maryland
Laurel · 3 mi away
1.53 MGD
Laurel · 4 mi away
6.35 MGD
Odenton · 6 mi away
0.52 MGD
Bowie · 10 mi away
1.4 MGD
Baltimore · 15 mi away
49.01 MGD
Sykesville · 18 mi away
1.97 MGD
Baltimore · 21 mi away
114.1 MGD
Annapolis · 21 mi away
8.48 MGD
Little Patuxent Water Reclamation 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 September 11, 2026; facility record last updated March 6, 2025.