Groveland, MA 01834

2 water systems • 6,801 residents

Moderate water quality - consider filtration

C

Score: 48/100

Graded on EPA violations, contaminants, severity, compliance, and enforcement history. See methodology.

Data updated June 2026 • Sources: EPA ECHO and EPA Envirofacts

35

Contaminants Detected

139

Violations on Record

21

Health-Based Violations

0

Recent Violations

Grade Breakdown

Contaminant Count0 / 25
Violation History16 / 25
Contaminant Severity12 / 25
System Compliance0 / 15
Enforcement History0 / 10
Total Score48%

48 / 100 points

Recommended Water Filters

  • ✓Point-of-Use Carbon Filter (NSF-certified for lead)
  • ✓Reverse Osmosis or Ion Exchange Filter
  • ✓Ultraviolet (UV) Purification
  • ✓Activated Carbon Filter (disinfection byproducts)
Compare filter types in our Filter Guide →

Consult a water quality specialist for personalized recommendations.

Groveland vs MA & National Average

Detected Contaminants

35 contaminants detected across water systems serving this ZIP code

ContaminantCategory
NitrateAgricultural
NitriteAgricultural
Lead and Copper RuleHeavy Metal
Coliform (TCR)Microorganism
1,1,1-TrichloroethaneOther
1,1,2-TrichloroethaneOther
1,2-DichloropropaneOther
2,4-DOther
2,4,5-TPOther
BHC-GAMMAOther
ChlorineOther
Consumer Confidence RuleOther
DICHLOROMETHANEOther
EndrinOther
ENTEROCOCCIOther
MethoxychlorOther
ToxapheneOther
Radium-228Radiological
1,1-DichloroethyleneVolatile Organic
1,2-DichloroethaneVolatile Organic
1,2,4-TrichlorobenzeneVolatile Organic
BenzeneVolatile Organic
Carbon tetrachlorideVolatile Organic
CHLOROBENZENEVolatile Organic
cis-1,2-DichloroethyleneVolatile Organic
EthylbenzeneVolatile Organic
o-DichlorobenzeneVolatile Organic
p-DichlorobenzeneVolatile Organic
StyreneVolatile Organic
TetrachloroethyleneVolatile Organic
TolueneVolatile Organic
trans-1,2-DichloroethyleneVolatile Organic
TrichloroethyleneVolatile Organic
Vinyl chlorideVolatile Organic
Xylenes, TotalVolatile Organic

Water System Information

Systems Serving This ZIP:
GROVELAND WATER DEPARTMENT, CRAWFORD POND
Population Served:
6,801
Systems With Violations:
2 of 2
Major Violations:
61
Enforcement Actions:
133

Nearby Areas

01833

Georgetown • 2.8 mi away

D

01830

Haverhill • 3.9 mi away

C

01985

West Newbury • 3.9 mi away

A

01921

Boxford • 4.7 mi away

D

01922

Byfield • 4.8 mi away

B

01860

Merrimac • 5 mi away

D

Frequently Asked Questions

What does the grade mean?

Our A–F grade ranks this ZIP code's water quality against every other analyzed ZIP in the country, based on EPA data. A = among the best, F = among the most troubled.

Is my tap water safe to drink?

Water systems regulated by the EPA must comply with Safe Drinking Water Act standards. However, if you're concerned about water quality, consider a water filter appropriate for your contaminants.

How often is the data updated?

We update our data quarterly with the latest EPA ECHO and Envirofacts data. Historical violations are tracked to identify patterns.

What filters do you recommend?

Filter recommendations are based on detected contaminants in your area. See our Filter Guide for detailed information about different filter types.