Tap Water Safety Report for Natchitoches, Louisiana
Natchitoches, Louisiana tap water scored 68/100 (C+) based on EPA data. While the water meets minimum EPA standards, 2 contaminant(s) are at elevated levels worth monitoring.
Overall Score
68/100
Grade: C+
Contaminants Tested
10
All within limits
EPA Violations
5
All resolved
Water Source
surface
Surface water
Population Served
14,022
residents
Water Systems
1
serving this area
2 contaminant(s) are approaching EPA limits and should be monitored.
Detected level
0.0086 mg/L
57% of EPA limit
Health effects: Developmental delays in children, kidney damage, and high blood pressure in adults. No safe level of lead exposure exists.
Detected level
0.6668 mg/L
51% of EPA limit
Health effects: Can cause gastrointestinal distress at high levels. Long-term exposure may damage the liver and kidneys.
Based on Natchitoches's water quality data, here are our specific recommendations:
With 2 contaminant(s) at elevated levels, a certified pitcher or faucet filter provides an affordable layer of protection. Look for NSF/ANSI certification.
City water reports reflect water leaving the treatment plant. Your home pipes may add contaminants, especially in older buildings. Test at the tap for the most accurate picture.
Natchitoches's water contains Lead at 57% of the EPA limit.
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How contaminant levels compare to EPA limits (50% of overall score)
EPA violation history and enforcement actions (30% of overall score)
Water system infrastructure and source quality (20% of overall score)
Natchitoches's water scored 68/100 with 2 contaminant(s) at elevated levels. Children are more vulnerable to water contaminants due to their lower body weight and developing systems. We recommend using a certified water filter for any water used for baby formula, cooking for children, or children's drinking water. A pitcher filter with NSF certification is an affordable first step.
Natchitoches's water has been tested for 10 contaminants. None currently exceed EPA maximum contaminant levels. The most notable detections include: Lead (0.0086 mg/L, EPA limit: 0.015 mg/L — 57% of limit); Copper (0.6668 mg/L, EPA limit: 1.3 mg/L — 51% of limit); Mercury (0.001 mg/L, EPA limit: 0.002 mg/L — 50% of limit); Nitrate (4.6978 mg/L, EPA limit: 10 mg/L — 47% of limit); Arsenic (0.0046 mg/L, EPA limit: 0.01 mg/L — 46% of limit). The water system has no active EPA violations. Water quality can vary seasonally and by neighborhood, so home testing provides the most accurate picture for your specific tap.
Yes, we recommend filtering your water in Natchitoches. With a score of 68/100 and 2 contaminant(s) at elevated levels, a certified water filter adds a meaningful layer of protection. A faucet-mounted or pitcher filter with NSF/ANSI 53 certification is a good starting point. For more thorough contaminant removal, consider an under-sink reverse osmosis system, especially if you have specific concerns about Lead.
Natchitoches's water quality score of 68/100 (C+) is 4 points below the national average of 72. The city's water comes from surface water sources like rivers and reservoirs. While the water meets minimum federal standards, there is room for improvement compared to top-performing cities. You can see how Natchitoches compares to nearby cities in our state rankings.
Detailed contaminant data, violation history, and water system information for Natchitoches.
Find the best water filter for Natchitoches based on detected contaminants and your budget.
See how Natchitoches compares to other cities across Louisiana.
See how Natchitoches ranks among all cities in the US for water quality.
Data Disclaimer
This report is based on publicly available EPA data and water quality test results. Water quality can vary by neighborhood, building age, and season. This information is for educational purposes and should not replace professional water testing. If you have specific health concerns about your water, contact your local water utility or a certified water testing laboratory. Last data update: February 2, 2026.