What is the latest status of the project “Gross Reservoir Dam Expansion”?

The status recorded for “Gross Reservoir Dam Expansion” is under construction.

Who are the main government, EPC, and private stakeholders for “Gross Reservoir Dam Expansion”?

Taiyo maps the stakeholders of “Gross Reservoir Dam Expansion”: government bodies (Denver Water), EPCs/contractors (Kiewit Corporation, Barnard Construction Company Inc.).

Where can I verify the source and access all details for “Gross Reservoir Dam Expansion”?

This Taiyo project page references KUNC along with the original URL (https://www.kunc.org/news/2025-08-03/as-gross-reservoir-rises-boulder-county-residents-grapple-with-projects-legal-turmoil). Taiyo standardizes official data into a consistent, searchable project profile.

Gross Reservoir Dam Expansion

Sector: Water Supply and Storage • Location: Boulder, Colorado, United States

Source: KUNC

Project

Under Construction

The project involves raising the height of the Gross Reservoir dam by 131 feet to triple the reservoir's capacity, providing more water for Denver Water customers. Construction began in 2022 and has faced legal challenges and temporary halts due to environmental concerns and permit issues.

Status: Under Construction
Sector: Water Supply and Storage, Hydro, Government
Location: Boulder, Colorado, United States of America
Updated: 22 Jul 2026
Source: KUNC

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Project Information

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The project “Gross Reservoir Dam Expansion” is an infrastructure initiative in the Water Supply and Storage sector, located in Boulder, Colorado, United States. Taiyo aggregates data on it from KUNC.

Participants

Sponsoring Agency
Company

Status

Original status	under construction
Taiyo status	Under Construction
Taiyo last update	2026-07-22

Contact

Not available for this record.

Description

Description	The project involves raising the height of the Gross Reservoir dam by 131 feet to triple the reservoir's capacity, providing more water for Denver Water customers. Construction began in 2022 and has faced legal challenges and temporary halts due to environmental concerns and permit issues.
Original sector	Water Supply

Location

Country	United States of America (USA)
State	Colorado
City	Boulder

Source

Source	KUNC
URL

More Details

Record type	Project
Sector	Water Supply and Storage, Hydro, Government
Article published date	2025-09-16

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Gross Reservoir Dam Expansion

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