logo

Gross Dam Expansion

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

Source: Engineering News-Record | ENR

Project
Under Construction

The project aims to raise the Gross Dam's height by 131 feet to nearly triple the Gross Reservoir's capacity from 42,000 acre-feet to 119,000 acre-feet, enhancing water supply resilience for 1.5 million people. However, construction has been halted by a federal judge due to permitting issues.

Status
Under Construction
Sector
Water Supply and Storage, Hydro, Government
Location
Denver, Colorado, United States of America
Updated
22 Jul 2026
Source
Engineering News-Record | ENR

ConstructChat

Ask ConstructChat about Gross Dam Expansion

Pick a question to edit it, or write your own.

First answer free · no account

I am a

Project Information FAQ

Project Information

5 Q
The project “Gross Dam Expansion” is an infrastructure initiative in the Water Supply and Storage sector, located in Denver, Colorado, United States. Taiyo aggregates data on it from Engineering News-Record | ENR.

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 aims to raise the Gross Dam's height by 131 feet to nearly triple the Gross Reservoir's capacity from 42,000 acre-feet to 119,000 acre-feet, enhancing water supply resilience for 1.5 million people. However, construction has been halted by a federal judge due to permitting issues.

Original sector

Water

Budget

Location

Country

United States of America (USA)

State

Colorado

City

Denver

Source

Source

Engineering News-Record | ENR

URL

More Details

Record type

Project

Sector

Water Supply and Storage, Hydro, Government

Article published date

2025-04-10

More on this project

Research

Free account

View all details

You are reading the public part. A free account opens the rest:

  • Every detail on this project
  • News and media coverage
  • Technical research
View all details

Free account · no card · lands you back on this project