Disinfection byproducts · 2023
TTHM in Morgan County, IN tap water
Morgan County, IN's 2023 TTHM measurement is below the federal limit of 80 ug/L (MCL).
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Average System-wide | 48 ug/L | 80 ug/L MCL |
Maximum Maximum of All Samples | 58 ug/L | 80 ug/L MCL |
Range System-wide | 24–70 ug/L | 80 ug/L MCL |
Average System-wide | 10 ug/L | 80 ug/L MCL |
Maximum Maximum of All Samples | 10 ug/L | 80 ug/L MCL |
Range System-wide | 10 ug/L | 80 ug/L MCL |
Average System-wide | 14 ug/L | 80 ug/L MCL |
Maximum Maximum of All Samples | 16 ug/L | 80 ug/L MCL |
Range System-wide | 5.6–27 ug/L | 80 ug/L MCL |
Average System-wide | 8.5 ug/L | 80 ug/L MCL |
Maximum Maximum of All Samples | 9.6 ug/L | 80 ug/L MCL |
Range System-wide | 7.5–9.6 ug/L | 80 ug/L MCL |
Verbatim from Morgan County, IN's 2023 Consumer Confidence Report — source document ↗
About TTHM
Total trihalomethanes — a group of four chemicals (including chloroform) formed when chlorine reacts with natural organic matter.
Long-term exposure above the federal limit is linked to liver, kidney, and central-nervous-system effects and increased cancer risk.
How Morgan County, IN compares
Nearby systems also reporting TTHM:
People also ask
+Is there TTHM in Morgan County, IN tap water?
Yes — Morgan County, IN's 2023 Consumer Confidence Report lists TTHM at 48 ug/L. Morgan County, IN's 2023 TTHM measurement is below the federal limit of 80 ug/L (MCL).
+What's the federal limit for TTHM in drinking water?
The federal MCL for TTHM is 80 ug/L. The EPA enforces this against the regulated reporting statistic (running annual average or 90th percentile), not a single-sample spike.
+What is TTHM?
Total trihalomethanes — a group of four chemicals (including chloroform) formed when chlorine reacts with natural organic matter. Long-term exposure above the federal limit is linked to liver, kidney, and central-nervous-system effects and increased cancer risk.
+Where does this TTHM measurement come from?
This page reproduces the TTHM entry from the 2023 Consumer Confidence Report published by the Morgan County, IN water utility — the annual drinking-water report every U.S. utility is required by federal law to publish. The original source document is archived at /water/in/morgan-county/2023/source.