Little Patuxent Water Reclamation Plant


The Little Patuxent Water Reclamation Plant serves the central part of Howard County, which contains 56% of the County's population. This includes the towns of Columbia, Savage, and North Laurel. There are 820 miles of gravity and force main sewer pipe that carries wastewater to the plant.

Most of the western part of Howard County is rural. Waste from septic tanks in this area is transported to the plant by truck. The eastern portion of the County, including Ellicott City, Elkridge, and Jessup is served by the Patapsco Wastewater Treatment Plant in Baltimore City.

Contact Us

Location : 8900 Greenwood Place, Savage, Md.
Hours of Operation : Mon-Fri, 7:30 a.m. to 5 p.m.
Phone : 410-313-1200 - Fax : 410-313-1207

Directions to the Little Patuxent Water Reclamation Plant

From I-95 take Rt 32 East to the first exit which is US1.  As you come down the ramp stay in the left lane and when the light changes cross over all lanes into the left hand turn lane to Corridor Road.  When the light changes you will cross north bound US1 on to Corridor Road you will see the fire house construction on the left.  The next right will be Larkin Road, take a right and take the next right on to Greenwood Place.  Take Greenwood Place to the end, through the gate and stay to the left as you enter the plant.  The Administration Building is on the right near the parking at the end of the plant road. 

Take the Virtual Tour of the Plant

Field Trips

The Little Patuxent Water Reclamation Plant offers Field Trips to classrooms interested in the protection of the Environment through the Treatment of Wastewater before discharging to receiving streams. Please contact the Plant office at 410-313-1200 to schedule a Field trip. 

Click links below below to discover how Howard County is improving
water quality at the Little Patuxent Water Reclamation Plant :

LPWRP - Enhanced Nutrient Removal

LPWRP Biosolids Project

Dryer Pic1 (1)

Additional Information (Download) - How to Dispose of Medicines Properly

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