Public water system · TX1700458
ActiveMontgomery County MUD 47
At a glance
Montgomery County MUD 47 (PWSID TX1700458) is an active community water system in Montgomery County, Texas. It reports serving 24,171 people through 8,057 service connections. Its primary water source is purchased surface water, and EPA lists it as owned by a local government. Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in June 2020.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
24,171
Service connections
8,057
Primary source
SWP
Purchased surface water
System type
CWS
Community water system
System record
How does Montgomery County MUD 47 compare with other water systems in Montgomery County?
By EPA's size categories, Montgomery County MUD 47 is a large system (10,001 to 100,000 people). Montgomery County has 438 active public water systems, and Montgomery County MUD 47 is the 5th-largest of them by population served. Its population served is about 14 times the county average of 1,784 people per system, and accounts for 3.1% of the 781,236 people reported by systems filed under the county. Across Texas, the 7,078 active systems average 4,789 people each. Nationally, the average active community water system reports serving 6,703 people, so Montgomery County MUD 47 is about 3.6 times 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. Texas has 4,594 active community water systems, 65% of the state's 7,078 active systems. Purchased surface water means the system buys surface water from another public water system rather than drawing its own. 1,192 Texas systems (17%) list purchased surface water as their primary source.
Who owns and regulates Montgomery County MUD 47?
EPA lists Montgomery County MUD 47 as owned by a local government. The TX state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 157 of the 438 active systems in Montgomery County (36%) are also owned by a local government.
Does Montgomery County MUD 47 have drinking water violations?
Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in June 2020. The violations listed here began between January 1991 and June 2020. By type: 7 monitoring and reporting, 4 public notice, recordkeeping or other and 1 contaminant level above the legal limit. The contaminant or rule involved most often is Total coliform bacteria (TCR) (4 of them). EPA lists 10 as resolved and 2 as archived. 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. Archived means the violation was not marked resolved but is more than five years past the end of the noncompliance period, so it no longer counts toward current compliance status.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2020-06-25 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2019-01-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | No | Resolved |
| 2018-02-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, E. coli (RTCR) · code 1A | Revised Total Coliform Rulecode 8000 | Yes | Resolved |
| 2014-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2013-12-30 | Monitoring and reportingLead Consumer Notice · code 66 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2006-03-01 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2006-02-01 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2005-11-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2005-10-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 1992-07-01 | Monitoring and reportingInitial Tap Sampling for Pb and Cu · code 51 | Lead and Copper Rulecode 5000 | No | Resolved |
| 1991-03-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Archived |
| 1991-01-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Archived |
The 12 most recent violations in EPA's records, newest first.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.
Montgomery County MUD 47: frequently asked questions
Who runs Montgomery County MUD 47?
Montgomery County MUD 47 (PWSID TX1700458) is a community water system owned by a local government. It is regulated by the TX state drinking water program.
How many people does Montgomery County MUD 47 serve?
Montgomery County MUD 47 reports serving 24,171 people through 8,057 service connections in Montgomery County, Texas.
Where does Montgomery County MUD 47 get its water?
EPA SDWIS lists this system's primary water source as purchased surface water. Purchased surface water means the system buys surface water from another public water system rather than drawing its own.
Does Montgomery County MUD 47 have any drinking water violations?
Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in June 2020. 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 Montgomery County MUD 47'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. Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in June 2020. For current results, consult the system's annual water quality report, EPA ECHO, or the TX state drinking water program.
Where can I find Montgomery County MUD 47's water quality report?
As a community water system, Montgomery County MUD 47 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 Montgomery County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| City of Conroe | Montgomery | 113,912 | Community | Purchased surface water |
| Porter Special Utility District | Montgomery | 26,388 | Community | Groundwater |
| Montgomery Trace Water System | Montgomery | 25,917 | Community | Purchased surface water |
| Montgomery County MUD 46 | Montgomery | 24,399 | Community | Purchased surface water |
| Montgomery County MUD 67 | Montgomery | 16,821 | Community | Purchased surface water |
| Montgomery County MUD 60 | Montgomery | 15,036 | Community | Purchased surface water |
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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, “Montgomery County MUD 47, PWSID TX1700458, Texas”, https://aquacensus.com/water-systems/texas/montgomery-county-mud-47-tx1700458 (data as of October 1, 2026).