Public water system · KS2006901
ActiveMontezuma, City of
At a glance
City of Montezuma (PWSID KS2006901) is an active community water system in Gray County, Kansas. It reports serving 951 people through 463 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. EPA's records list one violation for this system; it is health-based, and the most recent began in October 1998.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
951
Service connections
463
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does City of Montezuma compare with other water systems in Gray County?
By EPA's size categories, City of Montezuma is a small system (501 to 3,300 people). Gray County has 7 active public water systems, and City of Montezuma is the 2nd-largest of them by population served. Its population served is about 82% above the county average of 522 people per system, and accounts for 26% of the 3,651 people reported by systems filed under the county. Across Kansas, the 1,041 active systems average 2,800 people each. Nationally, the average active community water system reports serving 6,703 people, so City of Montezuma is well below that figure.
What does “community water system” mean?
A community water system serves at least 15 connections used by year-round residents, or regularly serves at least 25 year-round residents. Homes, apartments and mobile-home parks are served by these. Kansas has 863 active community water systems, 83% of the state's 1,041 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 587 Kansas systems (56%) list groundwater as their primary source.
Who owns and regulates City of Montezuma?
EPA lists City of Montezuma as owned by a local government. The KS state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 5 of the 7 active systems in Gray County (71%) are also owned by a local government.
Does City of Montezuma have drinking water violations?
EPA's records list one violation for this system; it is health-based, and the most recent began in October 1998. By type: 1 contaminant level above the legal limit. The contaminant or rule involved is Atrazine. EPA lists 1 as resolved. Resolved means at least one resolving action is on record: the system returned to compliance, the rule no longer applies, or no further action was needed.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 1998-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Atrazinecode 2050 | Yes | Resolved |
The one violation in EPA's records.Labels and codes come from EPA's SDWIS reference tables. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found. "Health-based" marks violations of a legal limit or required treatment.
City of Montezuma: frequently asked questions
Who runs City of Montezuma?
City of Montezuma (PWSID KS2006901) is a community water system owned by a local government. It is regulated by the KS state drinking water program.
How many people does City of Montezuma serve?
City of Montezuma reports serving 951 people through 463 service connections in Gray County, Kansas.
Where does City of Montezuma get its water?
EPA SDWIS lists this system's primary water source as groundwater. Groundwater means the system draws its water from wells or springs fed by underground aquifers.
Does City of Montezuma have any drinking water violations?
EPA's records list one violation for this system; it is health-based, and the most recent began in October 1998. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found.
Is City of Montezuma's water safe to drink?
AquaCensus shows EPA compliance records, not current water test results, so it cannot say whether the water is safe at a given moment. EPA's records list one violation for this system; it is health-based, and the most recent began in October 1998. For current results, consult the system's annual water quality report, EPA ECHO, or the KS state drinking water program.
Where can I find City of Montezuma's water quality report?
As a community water system, City of Montezuma must deliver an annual water quality report, called a Consumer Confidence Report, to its customers by July 1 each year, covering the previous calendar year. The system can provide a copy on request.
Other water systems in Gray County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Cimarron, City of | Gray | 1,973 | Community | Groundwater |
| Copeland, City of | Gray | 251 | Community | Groundwater |
| Ingalls, City of | Gray | 249 | Community | Groundwater |
| Ensign, City of | Gray | 167 | Community | Groundwater |
| Montezuma Mennonite School | Gray | 35 | Non-transient non-community | Groundwater |
| Kdot Ingalls Rest Area 63502 | Gray | 25 | Transient non-community | Groundwater |
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About this data
Source: U.S. EPA Safe Drinking Water Information System (SDWIS) and SDWA violation records, via EPA ECHO, as published October 1, 2026 — AquaCensus refreshes it quarterly. See the methodology for how records are matched, cleaned and scored.
Cite as: AquaCensus, “Montezuma, City of, PWSID KS2006901, Kansas”, https://aquacensus.com/water-systems/kansas/montezuma-city-of-ks2006901 (data as of October 1, 2026).