D22/100
Le Grand Tap Water Quality: Is It Safe to Drink? (2026 Report)
Serving 1,739 residents · California
What's In Le Grand's Tap Water?
1
Contaminants Tested
0
Exceed EPA Limits
0
Above EPA Goals
EPA Violation History
9
Violations (last 5yr)
9
Unresolved
8
Health-Related
TIER 3Unresolved
Reporting violation
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
TIER 2Unresolved
Treatment technique violation
TIER 2Unresolved
Exceeded the Maximum Contaminant Level (running average)
TIER 2Unresolved
Exceeded the Maximum Contaminant Level (running average)
TIER 2Unresolved
Exceeded the Maximum Contaminant Level (running average)
TIER 2Unresolved
Exceeded the Maximum Contaminant Level (running average)
TIER 2Unresolved
Exceeded the Maximum Contaminant Level (running average)
TIER 2Unresolved
Exceeded the Maximum Contaminant Level (running average)
TIER 2Unresolved
Exceeded the Maximum Contaminant Level (running average)
Understanding violation severity
Tier 1Urgent health risk. Utility must notify all customers within 24 hours.Tier 2Important health or treatment issue. Customers notified within 30 days.Tier 3Administrative or monitoring issue. Reported in the annual water quality report.
Source: EPA Safe Drinking Water Information System (SDWIS) · Updated quarterly
Water Utility Details
LE GRAND COMM SERVICES DIST
Population Served
1,739
Water Source
Groundwater
System ID
CA2410011
Frequently Asked Questions About Le Grand Water
Is Le Grand tap water safe to drink?
Le Grand, California tap water receives a grade of D (22/100), which is considered poor. 0 contaminant(s) exceed EPA maximum contaminant levels and 18 violation(s) are on record. Residents should consider using an NSF-certified water filter to reduce contaminant exposure.
What contaminants are in Le Grand's water?
1 contaminants were tested in Le Grand's water supply. No contaminants exceed EPA legal limits (MCLs) or health goals (MCLGs), which is a positive indicator of water quality.
Does Le Grand have any water quality violations?
Yes, Le Grand has 18 EPA violation(s) on record, with the most recent in 2024. Violation types include RPT, TT, MCL. 15 of these are health-based violations, which are the most serious category.
Do I need a water filter in Le Grand?
Le Grand water meets EPA standards, so a filter is not strictly necessary. However, some residents prefer the added security of a water filter. EPA health goals (MCLGs) are stricter than legal limits and are set at levels with zero expected health risk. All contaminants are within health goals.
Where does Le Grand's tap water come from?
Le Grand's drinking water is sourced from groundwater and supplied by LE GRAND COMM SERVICES DIST. The system serves approximately 1,739 people. Groundwater is pumped from underground aquifers, which often provides natural filtration.
How often is Le Grand's water tested?
Under the Safe Drinking Water Act (SDWA), water utilities are required to regularly test for over 90 contaminants. Testing frequency varies by contaminant — some are tested monthly, others quarterly or annually. Le Grand's water systems must report results to the EPA and publish an annual Consumer Confidence Report (CCR). The data on this page reflects the latest available EPA testing data.
How does Le Grand's water compare to other cities in California?
Le Grand's water quality score of 22/100 earns a grade of D, which is considered poor. This is a concerning score that suggests significant water quality issues. Visit our California state page to see how all cities in the state compare.
What should I do if I'm concerned about Le Grand's water quality?
If you have concerns about Le Grand's tap water, consider these steps: (1) Request your utility's annual Consumer Confidence Report for detailed local data. (2) Get your water independently tested through a state-certified laboratory. (3) Consider an NSF-certified water filter rated for the contaminants found in your area. (4) Contact your water utility (LE GRAND COMM SERVICES DIST) with specific questions. (5) Report water quality issues to your state drinking water program or the EPA Safe Drinking Water Hotline at 800-426-4791.