Document DDNNG2047EqqxYnZ2D78EG0O4

UST Inspection Report Wyola Elementary School Date of Report: Inspection Date & Time: Weather: Facility Owner: September 3, 2025 July 24, 2025, at 1:00 p.m. Mountain Daylight Time (MDT) Sunny, ~85 degrees Fahrenheit Wyola School District #29 Facility Owner Address: 1 Mondell Avenue Wyola, MT 59089 Facility Address: 1 Mondell Avenue Wyola, MT 59089 Facility Representative: EPA Facility ID Number: Reason for Inspection: Inspection Team: 2020080 Routine compliance inspection Marta Grabowski, Inspector, EPA UST Program Roberta Person, Inspector, EPA UST Program UST System Description The Wyola Elementary School (Facility) has a privately-owned underground storage tank (UST) containing diesel fuel. The Facility is located on the Crow Reservation in Wyola, Montana. The fuel at this Facility is not sold to the public. The Environmental Protection Agency's Facility records indicate the STI-P3 UST was installed in 1999 and has a capacity of 1,000 gallons. Piping for the tank is suction and constructed of single-walled steel. Inspection Narrative On July 24, 2025, the EPA UST program personnel conducted an inspection at Wyola Elementary School in Wyola, Montana. The EPA last inspected the Facility on June 28, 2022, and they selected it for routine re-inspection. Ms. Grabowski, the EPA inspector, spoke with Facility maintenance staff, , on July 3, 2025, and sent a follow-up email to schedule the inspection and provide inspection details (see Attachment A). The EPA inspection team arrived at the Facility at 1:00 p.m. MDT. Ms. Grabowski introduced herself to and presented inspector credentials. informed the EPA inspection team that would not be present for the inspection. Ms. Grabowski proceeded to conduct a physical inspection of the UST system as well as a review of Facility records. Photographs of 2020080-Wyola Elementary School Page 1 of 3 7/24/2025 UST Inspection UST system components taken during the inspection are in Attachment B. Copies of operation and maintenance records are in Attachment C. Tank Leak Detection Tank leak detection is conducted by a Veeder Root TLS 300 automatic tank gauge (ATG), which performs static testing via the tank probe. Release detection tests printouts were maintained onsite, and the EPA inspector printed a tank leak test history from the Veeder Root. Three of the last 12 months showed invalid results including August 2024, January 2025, and April 2025. The other nine months were passing. A record of annual operability testing for the ATG console and probes was not available during the inspection; however, Veeder Root alarm history suggested that equipment testing had been conducted on May 2, 2025. Passing ATG operability test results from May 2nd were received directly from the service provider on August 12, 2025. Piping Leak Detection Piping at the Facility operates with safe suction; therefore, no release detection monitoring is required. Cathodic Protection Cathodic protection (CP) is required, since the tank/piping is steel. EPA records indicate a passing CP test on June 24, 2022. A passing CP test dated May 2, 2025, was received directly from the service provider on August 12, 2025. Periodic Testing/Inspection of Spill and Overfill Prevention Equipment Current triennial test results for spill buckets and overfill prevention devices (flapper valves) were not available during the inspection; however, passing test results from May 2, 2025, were received directly from the service provider on August 12, 2025. Periodic Operation & Maintenance (O&M) Walkthrough Inspections Monthly and annual walkthrough inspections records were not available onsite at the time of the inspection. Operator Training Class A and Class B operator training certificates were available at the Facility for . No proof of training was provided for . Financial Responsibility No proof of Financial Responsibility was available onsite during the inspection. Physical Observations The EPA inspector viewed the spill bucket/fill pipe, dispenser, and the ATG console. The spill bucket contained liquid. A flapper valve was visible in the fill port. The ATG console indicated "all functions normal." 2020080-Wyola Elementary School Page 2 of 3 7/24/2025 UST Inspection Inspection Conclusions and Recommendations At the end of the inspection, the EPA inspector filled out an Onsite Deficiency Identification Form (see Attachment D), which represents initial compliance recommendations at the time of the inspection. Prior to departing the Facility, Ms. Grabowski stated that a full inspection report would be forthcoming, which includes the inspection checklist (see Attachment E). Ms. Grabowski encouraged the Facility representative to contact their service provider and ask for results of any equipment testing that was performed in May 2025. EPA provided the Facility representative with the deficiency form and retained a carbon copy for recordkeeping. As stated in the paragraphs above, the EPA inspector received May 2025 test results directly from the service provider on August 12, 2025. Inspection Report Attachments A. Record of communication for scheduling the inspection B. Photo log C. Facility O&M Documents D. Onsite Deficiency Identification Form E. Inspection checklist Signature Lead Inspector Digitally signed by MARTA MARTA GRABOWSKI GRABOWSKI Date: 2025.09.03 14:06:49 -06'00' Marta Grabowski Date of signature 2020080-Wyola Elementary School Page 3 of 3 7/24/2025 UST Inspection