- Lead, 90th percentile: 0 ppb at the latest result in EPA records for a monitoring period that ran on or after July 1, 2021, at or below EPA's 15 ppb action level (EPA SDWIS, monitoring period Jan 1, 2023–Dec 31, 2025). The 90th percentile is a system-wide measure from homes sampled under EPA's lead rule; it isn't a result for your home.
Public EPA test results
What EPA records show for Caldwell CO Water System-Se
EPA NC0114047 · serves Hudson, NC · about 15,710 people (EPA SDWIS)
This report shows EPA's federal records for this water system: UCMR 5 testing, lead testing and violations. It isn't a test of the water at your tap, and it has no Water Score.
Public EPA test results
Caldwell CO Water System-Se (EPA NC0114047)
What EPA records show for Caldwell CO Water System-Se, as of October 14, 2026
We found no health-based violations in EPA's records for this system (NC0114047) since July 1, 2021, as of October 14, 2026.
Source: EPA ECHO record for Caldwell CO Water System-Se (SDWIS). Data as of October 14, 2026.
Lead, 90th percentile: 0 ppb at the latest result in EPA records for a monitoring period that ran on or after July 1, 2021, at or below EPA's 15 ppb action level (EPA SDWIS, monitoring period Jan 1, 2023–Dec 31, 2025). The 90th percentile is a system-wide measure from homes sampled under EPA's lead rule; it isn't a result for your home.
This system buys water from Lenoir, City of (NC0114010) and Granite Falls, Town of (NC0114030); see those systems' records.
Source: Lenoir, City of (NC0114010) report, Granite Falls, Town of (NC0114030) report. Data as of October 14, 2026.
Source: EPA records (SDWIS, UCMR 5). SDWIS: data as of Oct 14, 2026. EPA UCMR 5 data, samples through June 2026.
Your water bill names your utility.
Does Caldwell CO Water System-Se use chloramine?
We didn't find chloramine in Caldwell CO Water System-Se's EPA treatment records. That's not a complete list; your utility's annual water quality report says which disinfectant it uses.