Public water system · NY4130370
ActiveSand Lake Merchant
At a glance
Sand Lake Merchant (PWSID NY4130370) is an active transient non-community water system in Rensselaer County, New York. It reports serving 100 people through 2 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's Safe Drinking Water Act records list no violations for this system.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
100
Service connections
2
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Sand Lake Merchant compare with other water systems in Rensselaer County?
By EPA's size categories, Sand Lake Merchant is a very small system (500 people or fewer). Rensselaer County has 146 active public water systems. Its population served is well below the county average of 926 people per system, and accounts for less than 0.1% of the 135,123 people reported by systems filed under the county. Across New York, the 8,167 active systems average 2,374 people each. Nationally, the average active transient non-community water system reports serving 144 people, so Sand Lake Merchant is about 31% below that figure.
What does “transient non-community water system” mean?
A transient non-community water system serves places where people do not stay long, such as gas stations and campgrounds, and regularly serves at least 25 people a day for at least 60 days a year. New York has 5,182 active transient non-community water systems, 63% of the state's 8,167 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 7,096 New York systems (87%) list groundwater as their primary source.
Who owns and regulates Sand Lake Merchant?
EPA lists Sand Lake Merchant as privately owned. The NY state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 116 of the 146 active systems in Rensselaer County (79%) are also privately owned.
Does Sand Lake Merchant have drinking water violations?
No SDWA violations on record.
EPA's SDWA violation and enforcement data (via EPA ECHO, updated quarterly) lists no violations for Sand Lake Merchant. For the latest compliance status, check EPA ECHO for current compliance history.
Sand Lake Merchant: frequently asked questions
Who runs Sand Lake Merchant?
Sand Lake Merchant (PWSID NY4130370) is a transient non-community water system privately owned. It is regulated by the NY state drinking water program.
How many people does Sand Lake Merchant serve?
Sand Lake Merchant reports serving 100 people through 2 service connections in Rensselaer County, New York.
Where does Sand Lake Merchant 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 Sand Lake Merchant have any drinking water violations?
EPA's Safe Drinking Water Act records list no violations for this system.
Is Sand Lake Merchant'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 Safe Drinking Water Act records list no violations for this system. For current results, consult EPA ECHO, or the NY state drinking water program.
Where can I find Sand Lake Merchant's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Sand Lake Merchant is a transient non-community water system, so it is not required to publish one; like every public water system, it must notify the people it serves about violations under EPA's public notification rules.
Other water systems in Rensselaer County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Troy City Pws | Rensselaer | 51,401 | Community | Surface water |
| East Greenbush General W.D. | Rensselaer | 15,843 | Community | Purchased surface water |
| North Greenbush Consolidated District | Rensselaer | 10,226 | Community | Purchased surface water |
| Rensselaer City Pws | Rensselaer | 9,300 | Community | Purchased surface water |
| Brunswick Consolidated Water District | Rensselaer | 7,050 | Community | Purchased surface water |
| Hoosick Falls (V) Pws | Rensselaer | 4,925 | 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, “Sand Lake Merchant, PWSID NY4130370, New York”, https://aquacensus.com/water-systems/new-york/sand-lake-merchant-ny4130370 (data as of October 1, 2026).