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Top-Rated Water heater repair or service pros in Newcastle - Updated Nov 2026

Avatar for HOTCO The Hot Water Heater Company, Inc.
HOTCO The Hot Water Heater Company, Inc.
5.0(
92
)
Water Heater - Repair or Service

Serving Newcastle, CA and surrounding areas

Approved

In business since 2004

Free estimates

Emergency services offered

"Doug examined the water heater. Described the issue clearly. Recommended a replacement since a repair was next to impossible (leaking from bottom of water heater). Estimate given (if a replacement was needed, prior to work being done) was for all work and parts so nothing else was added on. Work was done in a few hours on the day of the call. Just great! Personable and friendly to interact with. Definitely would hire again if needed."
Bradford White
50 Gallon Bradford White
New 50 Gallon
Old Rheem Tank
Bradford White Electric

+6

Response time5 hrs
10 neighbors recently requested a quote
Recommended by100%of homeowners
Avatar for The Water Heater Guyz
The Water Heater Guyz
4.6(
18
)
Water Heater - Repair or Service

Serving Newcastle, CA and surrounding areas

Approved

In business since 2000

Free estimates

Emergency services offered

"Very friendly and responsive. Quick work done in a professional manner. The Water Heater Guyz were the only pros who included permitting as part of their service, which was the initial selling point for me."
Additional Photos
Additional Photos
Additional Photos
Additional Photos
Additional Photos

+2

Response time4 hrs
Response rate100%
2 neighbors recently requested a quote
Avatar for Go Pro Plumbing, Heating & Air
Go Pro Plumbing, Heating & Air
4.9(
174
)
Water Heater - Repair or Service

Serving Newcastle, CA and surrounding areas

Approved

Super Service Award Winner

In business since 2018

Free estimates

Emergency services offered

"I appreciated their fast, same-day A/C repair service. The technician was knowledgeable and efficient. After such a positive experience, we hired them again for a water heater installation?both jobs were done perfectly and at a fair price."
Christmas Opening of Restaurant
Signage
Bathroom Fixture Install
Bar Completed
Bar Construction

+77

Response time12 hrs
5 neighbors recently requested a quote
Recommended by7%of homeowners
Avatar for Longo Plumbing
Longo Plumbing
4.9(
53
)
Water Heater - Repair or Service

Serving Newcastle, CA and surrounding areas

Approved

Super Service Award Winner

In business since 2021

Free estimates

Warranties offered

"Longo plumbing gets a five rating. Came out for an estimate, explained exactly the time/cost and options. We arraigned a repair time. Patrick arrived on time, completed the install on time and for the agreed price. No issues at all. Will use Longo plumbing in the future and tell my neighbors to call them."
Response time6 hrs
Response rate98%
52 neighbors recently requested a quote
Avatar for Beutler Air Conditioning & Plumbing
Beutler Air Conditioning & Plumbing
3.8(
131
)
Water Heater - Repair or Service

Serving Newcastle, CA and surrounding areas

Approved (Corporate)

In business since 1956

Free estimates

Warranties offered

"August 25, 2026 Rated 5/5, I am writing to express my appreciation for the excellent customer service provided by Horacio Parker, a plumber with Beutler Air Conditioning and Plumbing. On August 25, 2026, water was leaking from my water heater onto the garage floor. Mr. Parker responded promptly, listened attentively, and showed patience, empathy, and understanding of my concerns. He was courteous, polite, friendly, and maintained a professional, positive attitude throughout the service call. Mr. Parker shut off the power and water, drained the old 75-gallon Bradford White water heater, and installed a new 75-gallon Bradford White Energy Saver water heater. He communicated clearly and showed me how to shut off the water to the house and turn off the water heater to help prevent future flooding. Mr. Parker is an asset to Beutler Air Conditioning and Plumbing, and any company he provides service to Lovevasia Bey"
Drain Cleaning
22 neighbors recently requested a quote
Recommended by77%of homeowners
Avatar for New Flow Plumbing and Rooter, Inc.
New Flow Plumbing and Rooter, Inc.
4.7(
277
)
Water Heater - Repair or Service

Serving Newcastle, CA and surrounding areas

Approved

Super Service Award Winner

In business since 2011

Free estimates

Emergency services offered

"I needed a new hot water heater and decided to switch to tankless. They were very friendly and knowledgeable. I had no issues with my service and my new water heater works perfectly. ?"
main shut off valve
Slab leak repair
Slab leak repair
Response time4 hrs
9 neighbors recently requested a quote
Recommended by78%of homeowners
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FAQs for water heater repair or service projects in Newcastle, CA

Warning signs include fluctuating water temperatures, a pilot light that repeatedly goes out, unusual noises from the tank, or complete heating failure. You might also detect a rotten egg smell, indicating a potential gas leak, or notice water that never reaches the proper temperature. If your water heater is over eight years old and displaying these symptoms, the gas valve is a likely culprit. Professional inspection is recommended, especially if gas odors are present.

Water heater gas valves are not universally interchangeable. Each valve must match your specific water heater's make, model, and specifications. Important compatibility factors include gas type (natural gas vs. propane), BTU rating, connection types, and physical dimensions. Using an incorrect valve can result in poor performance, premature failure, or dangerous gas leaks. Always consult your water heater's documentation or a professional plumber to identify the appropriate replacement valve for your unit.

The Newcastle, CA homeowners’ guide to water heater repair or services

From average costs to expert advice, get all the answers you need to get your job done.