Town Of Poolesville, MD
Lead detected, under the action levels
Latest 90th-percentile lead: 5 ppb (monitoring period 2016-2018). The federal action level is 15 ppb today and drops to 10 ppb in Nov 2027; EPA's health goal is 0. Lead was measured in sampled homes but the 90th percentile is under both action levels. EPA's health goal for lead is zero, so test your own tap if your home was built before 1986 or anyone in it is pregnant or a young child.
Town Of Poolesville at a glance
Town Of Poolesville serves about 6,005 people through 2,105 service connections, which makes it a medium-sized system under EPA's size classes. It is owned by a local government (city, town, county or district) and draws surface water, in Montgomery County, Maryland. EPA system ID: MD0150002; phone on file: 240-793-4866. They can tell you what your service line is made of and whether they pay to replace it.
Lead results over time
The highest 90th-percentile result EPA holds for Town Of Poolesville is 5 ppb across 1 monitoring period, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2018 | 5 ppb |
Against other Maryland systems
Of the 437 Maryland systems with a lead result, the median latest reading is 0 ppb; 3 are over 15 ppb right now and 21 have gone over at some point. Town Of Poolesville's 5 ppb sits at the 92nd percentile in Maryland and the 91st nationally (higher means more lead).
Other water systems in Montgomery County
4 other systems share Montgomery County; 0 of them have a higher latest lead result than Town Of Poolesville. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Washington Suburban Sanitary Commission | 1,900,000 | 0 (not detected) |
| City Of Rockville | 52,000 | 0 (not detected) |
| Fairland Crossing Apartments | 1,248 | - |
| Whitley Park Condominiums | 256 | - |
Your move
Test your own tap with a certified lab first-draw sample; Poolesville, MD may offer free or low-cost kits through the utility. If your own line is lead, replacing the private side runs about $1,200-$12,300 (EPA average about $4,700). Ask Town Of Poolesville whether it covers that cost before hiring anyone - many utilities now do.
These figures describe homes the utility sampled, not your tap. Only your service line record or a test of your own water answers the question for your house. Why sampled homes are the worst-case ones is in the guide to reading the number. Size matters more than most people expect: small vs large water systems.