PNNL continues monitoring work for Talen Montana LLC

Pacific Northwest National Laboratory conducted the 2021 hydrological and water quality monitoring of Cow and Pony Creek drainages for Talen Montana, LLC under a long‑standing DOE technology commercialization agreement. The work supports regulatory and stipulation obligations related to the Colstrip Units 3 and 4 effluent holding pond. The report documents collection, analysis, and interpretation of 2021 data.

Scope & details

The full contract record, as filed.

Contract type

OTHER

Renewal

Long-running monitoring engagement initiated in 1984 under Stipulation 12(d) and conducted under DOE Contract DE-AC06-76RLO1830; specific renewal or end dates are not stated.

Document type

Report

Source document

Pacific Northwest National Laboratory Report 2021 Hydrological/Water Quality Study May 2022

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Montana Board of Land Commissioners Minutes 2026-08-17

APPROVED

Montana Secretary of State|Board of Land Commissioners, MontanaAug 17, 2026

Montana Board of Land Commissioners AgendaPacket 2026-08-17

APPROVED

Montana Secretary of State|Board of Land Commissioners, Montana$4,000,000.00Aug 17, 2026

Pacific Northwest National Laboratory 2023 Hydrological/Water Quality Study Report

ONGOING

Montana Department of Environmental Quality, MontanaMay 1, 2024

Pacific Northwest National Laboratory 2022 Hydrological/Water Quality Study Report

ONGOING

Montana Department of Environmental Quality, MontanaMay 1, 2023

DEQ Units 1&2 Evaporation Ponds Remedy Evaluation Report Sept 2020

APPROVED

Montana Department of Environmental Quality, Montana$285,438,000.00 (financial assurance with 3% discount rate); $339,566,484.28 (without discount rate); Talen’s internal estimate $191,054,000.00Sep 18, 2020

Frequently asked questions

Common questions about this contract, answered from the record.

Who was awarded the government contract by Montana Department of Environmental Quality?

Talen Montana Llc was awarded this government contract by Montana Department of Environmental Quality, as recorded on May 1, 2022.

What type of contract is this?

This is a government contract, documented as a report record.

Where was this contract approved?

This contract appears in Pacific Northwest National Laboratory Report 2021 Hydrological/Water Quality Study May 2022 (Report), dated May 1, 2022 from Montana Department of Environmental Quality. Civic IQ extracts contract records directly from agency meeting documents and solicitations.

What other contracts does Talen Montana Llc hold?

Talen Montana Llc may hold additional government contracts. View their full contract history, the agencies they serve, and total tracked spend on their Civic IQ vendor profile.

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PNNL continues monitoring work for Talen Montana LLC

Scope & details

Related contracts

Frequently asked questions

Who was awarded the government contract by Montana Department of Environmental Quality?

What type of contract is this?

Where was this contract approved?

What other contracts does Talen Montana Llc hold?

What is Montana Department of Environmental Quality currently buying?

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