Projects & Past Performance

Trusted Across the Nation by Utilities, Engineers, and Government Agencies

At Heritage Hydro Governor Service, Inc., we’ve built a reputation for on-time, on-budget delivery of complex hydroelectric service projects—many in partnership with federal agencies and power utilities. We don’t just restore equipment—we restore confidence.

Our clients include the U.S. Bureau of Reclamation, Wisconsin Public Service Corp., Eagle Creek Renewable Energy, Dairyland Power Cooperative, and numerous municipal and regional hydro plants across the United States.

Explore a sample of our most notable projects below.

 Selected Projects

Grand Coulee Dam (WA) 

Client: U.S. Bureau of Reclamation
Project: Governor Oil Pump Re-Manufacture
Scope: Overhaul and test of one 40 HP Woodward XX Herringbone Gear Pump, including bearing and gasket replacement, motor rewind, and factory-spec restoration.
Completed on time & at budget – 2023

Parker Dam (CA) 

Client: U.S. Bureau of Reclamation
Project: Multi-Year Governor Oil Pump Rehab
Scope: Overhaul of 10 Woodward XX Gear Pumps with full restoration, machining, and motor repair across a five-year timeline.
80% Complete – Ongoing Project – 2021–Present

Packwood Dam (WA) 

Client: Energy Northwest
Project: Rebuild of Governor Pump and Motor
Scope: Full OEM-spec rebuild and motor rewind of Woodward XX Gear Pump, including testing and quality verification.
Completed on time & at budget – 2022

Victoria Hydro (MI) 

Client: Upper Peninsula Power
Project: Control Equipment Service
Scope: Major overhaul of Woodward GM7 Actuators, PMGs, and Speed Switches. On-site execution with zero issues.

Completed 100% on time & budget – 2020

Salina Pumped Storage (OK)

Client: Grand River Dam Authority
Project: PMG & Speed Switch Refurbishment
Scope: Disassembly and rebuild, testing, and performance tuning of 4 Permanent Magnet Generators and 12 auxiliary speed switches over two year period.

Completed on time & under budget – 2023 – 2025

Canyon Ferry Dam (MT) 

Client: U.S. Bureau of Reclamation
Project: Oil Pump Overhaul
Scope: Full overhaul and test of 6 Woodward XX Gear Pumps across 3 years with motor rewinds and quality assurance.
100% Completed on time & under budget – 2025

Jeffrey And Johnson Hydros (NE)

Client: Central Nebraska Public Power and Irrigation District
Project: Rebuild & rewind oil pumps
Scope: Complete overhaul, motor rewind and testing of four Woodward XX gear pumps over two year period

Completed on time and under budget

Dayton Hydro (IL) 

Client: Eagle Creek Renewable Energy
Project: Rotary Gear Pump Overhaul
Scope: Mechanical rebuild including new gears, shafts, seals, and system start-up.
Completed on time & at budget – 2022

Why Clients Choose HHGS

Nationwide Service Footprint 

We’ve completed hydro governor projects across the country—from Maine to California, Montana to Oklahoma. Whether your plant is remote or in a high-traffic utility zone, we have the mobility, safety credentials, and field readiness to serve you.

Projects in:

What Our Clients Say 

“All work is completed in a professional manner and efficiently done. I am very satisfied.”
– Hydro Regional Manager, ECRE

“Startup went well with no issues and equipment performed satisfactorily. Steve is very knowledgeable with vintage governor controls.”
– Generation Supervisor, UPPCO

“Steve will be contracted again to do more training in the future with new personnel.”
– Lead Maintenance Mechanic, WPS

Want More Project Details? 

We’d be happy to provide references, photos, or technical specs upon request. Contact us directly for a full portfolio or to discuss your next project.