Public water system · NY5530138

Active

Ali Petroleum (Valero - 5790 Rt 209)

At a glance

Ali Petroleum (Valero - 5790 Rt 209) (PWSID NY5530138) is an active transient non-community water system in Ulster County, New York. It reports serving 25 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as privately owned. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in January 2017.

Dataset updated October 2026 . Source: EPA SDWIS/ECHO public records.

Population served

Service connections

Primary source

Groundwater

System type

TNCWS

Transient non-community water system

System record

PWSIDNY5530138

System typeTransient non-community water system

Activity statusActive

Population served25

Service connections1

Primary water sourceGroundwater

Owner typePrivate

Primacy agencyNY state drinking water program

City servedRochester (T)

StateNew York

ZIP—

CountyUlster County

How does Ali Petroleum (Valero - 5790 Rt 209) compare with other water systems in Ulster County?

By EPA's size categories, Ali Petroleum (Valero - 5790 Rt 209) is a very small system (500 people or fewer). Ulster County has 446 active public water systems. Its population served is well below the county average of 298 people per system, and accounts for less than 0.1% of the 133,020 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 Ali Petroleum (Valero - 5790 Rt 209) is well 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 Ali Petroleum (Valero - 5790 Rt 209)?

EPA lists Ali Petroleum (Valero - 5790 Rt 209) 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. 384 of the 446 active systems in Ulster County (86%) are also privately owned.

Does Ali Petroleum (Valero - 5790 Rt 209) have drinking water violations?

Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in January 2017. The violations listed here began between July 2012 and January 2017. By type: 10 public notice, recordkeeping or other and 2 monitoring and reporting. The contaminant or rule involved most often is Nitrate (2 of them). EPA lists 12 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
2017-01-01	Monitoring and reportingMonitoring, Regular · code 03	Nitratecode 1040	No	Resolved
2015-01-01	Monitoring and reportingMonitoring, Regular · code 03	Nitratecode 1040	No	Resolved
2013-09-01	Public notice, recordkeeping or otherOperations Report · code 10	Not reported	No	Resolved
2013-07-01	Public notice, recordkeeping or otherOperations Report · code 10	Not reported	No	Resolved
2013-06-01	Public notice, recordkeeping or otherOperations Report · code 10	Not reported	No	Resolved
2013-04-01	Public notice, recordkeeping or otherOperations Report · code 10	Not reported	No	Resolved
2013-03-01	Public notice, recordkeeping or otherOperations Report · code 10	Not reported	No	Resolved
2013-02-01	Public notice, recordkeeping or otherOperations Report · code 10	Not reported	No	Resolved
2013-01-01	Public notice, recordkeeping or otherOperations Report · code 10	Not reported	No	Resolved
2012-12-01	Public notice, recordkeeping or otherOperations Report · code 10	Not reported	No	Resolved
2012-08-01	Public notice, recordkeeping or otherOperations Report · code 10	Not reported	No	Resolved
2012-07-01	Public notice, recordkeeping or otherOperations Report · code 10	Not reported	No	Resolved

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.

Ali Petroleum (Valero - 5790 Rt 209): frequently asked questions

Who runs Ali Petroleum (Valero - 5790 Rt 209)?

Ali Petroleum (Valero - 5790 Rt 209) (PWSID NY5530138) is a transient non-community water system privately owned. It is regulated by the NY state drinking water program.

How many people does Ali Petroleum (Valero - 5790 Rt 209) serve?

Ali Petroleum (Valero - 5790 Rt 209) reports serving 25 people through 1 service connection in Ulster County, New York.

Where does Ali Petroleum (Valero - 5790 Rt 209) 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 Ali Petroleum (Valero - 5790 Rt 209) have any drinking water violations?

Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in January 2017. 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 Ali Petroleum (Valero - 5790 Rt 209)'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, none is health-based, and the most recent began in January 2017. For current results, consult EPA ECHO, or the NY state drinking water program.

Where can I find Ali Petroleum (Valero - 5790 Rt 209)'s water quality report?

The annual Consumer Confidence Report requirement applies to community water systems. Ali Petroleum (Valero - 5790 Rt 209) 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 Ulster County

Water system	County	Population served	Type	Source
Kingston (City) Water District	Ulster	24,000	Community	Surface water
New Paltz (Village) Water Dist	Ulster	7,523	Community	Surface water
Ulster Water District	Ulster	5,500	Community	Purchased surface water
Port Ewen Water District	Ulster	4,500	Community	Surface water
Ellenville (Village) Water Dis	Ulster	4,300	Community	Groundwater
Saugerties (Village) Water Dis	Ulster	4,200	Community	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, “Ali Petroleum (Valero - 5790 Rt 209), PWSID NY5530138, New York”, https://aquacensus.com/water-systems/new-york/ali-petroleum-valero-5790-rt-209-ny5530138 (data as of October 1, 2026).