Lead Pipe Map

Connecticut · 32 community water systems

Lead pipes in New London County, CT

32 community water systems serving New London County reported 545 lead and 69 galvanized-requiring-replacement service lines, plus 20,001 of unknown material. The most are in New London Dept. of Public Utilities.

1.1% of these systems' lines are lead or galvanized requiring replacement, lower than the Connecticut average (1.6%) and lower than the national average (3.1%).

545Lead
69Galvanized, replace
20,001Unknown
37,378Non-lead

Water systems serving New London County

Water systemLeadGalv.Unknown% leadPeople
New London Dept. of Public UtilitiesNew London52634,3528.5%27,620
Waterford WpcaMontville2251,7400.4%16,578
Aquarion-MysticGroton1214,7560.4%10,788
Jewett City Water CompanyGriswold0134470.8%6,840
Norwich Public UtilitiesBozrah1211760.1%36,163
Groton UtilitiesGroton422,028<0.1%30,200
CTWC - Shoreline Region-Sound ViewOld Lyme026700.2%3,397
Groton Long Point AssociationGroton025550.3%2,400
East Lyme Water & Sewer CommissionEast Lyme001,6020%15,245
Colchester Sewer & Water CommissionColchester001,2510%4,020
Ledyard Wpca, Gales Ferry SystemGroton006830%2,369
Ledyard Wpca - Ledyard CenterLedyard006470%3,294
CTWC - Shoreline Region-Point O WoodsOld Lyme002930%1,068
Aquarion-Arlington AcresStonington001480%392
Aquarion-Pleasure ValleyNorwich001290%328
CTWC - Shoreline Region-Masons IslandStonington001200%445
Colchester CommonsColchester00970%224
Preston Plains Water CompanyPreston00790%550
CTWC - Westchester VillageColchester00700%252
Aquarion-LebanonLebanon00570%149
Westchester Hills Condominium Assn.Colchester00320%225
CTWC - Lebanon Elderly Div.Lebanon00240%67
Noank Fire DistrictGroton00170%1,947
CTWC - Bay MountainGriswold00170%440
CTWC - Ponemah VillageColchester0070%60
CTWC - SDC WaterVoluntown0040%216
Scwa, Montville Division (MTV)Montville0000%2,570
Scwa, Tower-Ferry View DivisionLedyard0000%2,567
Scwa, North Stonington Division (NST)North Stonington0000%1,860
Scwa, Mohegan DivisionMontville0000%1,428
Montville Water SupplyMontville0000%1,300
Sprague Water & Sewer AuthoritySprague0000%1,058

Systems that also serve other counties are counted in full. Your water bill names your utility.

What to do if your line is lead or unknown

  1. Check the pipe where water enters your home.
  2. Use a filter certified to NSF/ANSI 53 for lead for drinking and cooking.
  3. Test your water, often free through the utility.
  4. Ask your utility about free or discounted replacement; most lines must be replaced by December 31, 2037.

Check another water system

Questions

Does New London County have lead pipes?

Yes. Water systems serving New London County reported 545 lead and 69 galvanized-requiring-replacement service lines, plus 20,001 of unknown material.

Which New London County water systems have the most lead lines?

New London Dept. of Public Utilities (529), Waterford Wpca (27), Aquarion-Mystic (22).

How do I check my home in New London County?

Find the water system named on your water bill in the table above, open its page and use its address-level inventory. You can also scratch-test the pipe where it enters your home.