In College Park, WSSC Water supplies water and sewer and also permits and inspects plumbing and gasfitting, while Prince George's County DPIE handles building permits. Busy kitchens along US 1, apartment buildings and offices keep commercial plumbers here steady. Call the number on this page to be connected with a local plumber in College Park.

College Park's commercial mix
College Park is a university city about eight miles from downtown Washington, with early 20th-century neighborhoods like Calvert Hills and Old Town alongside newer apartment and mixed-use buildings on Baltimore Avenue. That mix means plumbers here see everything from cast iron stacks in older storefronts to high-occupancy residential buildings where one failed booster pump or water heater affects hundreds of people.
What to do right now
- If water is spreading, shut off the fixture valve or the building main and move stock and equipment off the floor.
- If anyone smells gas, get everyone outside first. From there, call 911 and Washington Gas at 844-WASHGAS (844-927-4427), option 1.
- For a break in the street or a backup you think is coming from the public sewer, call WSSC's Emergency Services Center at 301-206-4002.
- In a leased space, notify the landlord or property manager and photograph the damage.
- Note which fixtures are affected and when the problem started, then call for a plumber.
Symptoms and likely causes
| Symptom | Likely cause |
|---|---|
| Kitchen line backs up after the dinner rush | Grease buildup between the kitchen and the main |
| Upper-floor tenants report weak pressure | Failing booster pump or pressure-reducing valve |
| Water in a basement mechanical room after storms | Overwhelmed floor drain or sump, common in low-lying areas such as Lakeland |
| Relief port on a backflow device spitting water | Fouled check or relief valve that needs a rebuild and retest |
| Hot water runs out during peak use | Undersized or scaled water heater |
Backflow assemblies on record with WSSC must be tested every year by a cross-connection technician holding a WSSC license, and a registered principal master plumber submits the results electronically. WSSC does not do field tests, and keeping the device in working order is the customer's job. Gas water heaters and all gasfitting also require a professional with a WSSC license and a WSSC permit, applied for through its ePermitting system (Permit Services 301-206-4003).
What moves the cost
- How many units, floors or fixtures the problem reaches
- Whether camera work or leak tracing comes first
- Night or weekend scheduling around classes, tenants or service hours
- Access through finished ceilings, shafts or concrete
- WSSC permits and inspections
- Parts lead times for commercial heaters, pumps and valves
Commercial Plumbing questions in College Park
How often does a backflow assembly at a business have to be tested here?
Do apartment owners, HOAs and property managers call commercial plumbers?
Who is responsible for a sewer backup at a commercial property?
What details help a plumber before a commercial service call?
More plumbing services in College Park
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