Tri-County Pump & Well Service

Tri-County Pump & Well Service Tri-County Pump & Well Service is a local, family owned and operated business based out of Mariposa, California. We offer a superior service at a lower cost.
(1)

We will beat any comparable quote!

Fair weekend is one of our favorite times of the year! We’re so proud of the Tri-County family’s kids and all the hard w...
09/06/2026

Fair weekend is one of our favorite times of the year! We’re so proud of the Tri-County family’s kids and all the hard work they’ve put into their 4-H projects. 🐖🐇

Join us in congratulating all the kids on their hard work and dedication! We hope everyone is having a fun, safe fair! If you haven’t already, make sure to stop by and support our local kids at the auction happening now.

Enjoy the rest of the fair, stay safe, and keep supporting our amazing community!

Tri-County Pump & Well
Affordable & reliable service, always.

Not all the work happens out in the field. Sometimes it looks like sitting down with the plans, working through the deta...
09/03/2026

Not all the work happens out in the field.

Sometimes it looks like sitting down with the plans, working through the details, and making sure everything behind the scenes is running smoothly.

At Tri-County Pump & Well, there’s a lot more that goes into keeping things moving than what you see on the job site. From the office to the field, we’re working hard to provide affordable, reliable service you can count on.

Because when it comes to your well, we believe good work starts with a good plan.



08/28/2026

If you see a Tri-County sticker… you know we’ve been there. 😂💧

We like to represent Tri-County Pump & Well wherever we go! From the job site to the road and everywhere in between, we’re always proud to have our name out there.

We’re local, we work hard, and we believe in taking care of our customers without taking advantage of their wallets. Quality work + affordable service is what we’re all about.

So if you happen to spot one of our stickers out and about, just know… Tri-County made it there first. 😉

📞 209-742-PUMP (7867)
Tri-County Pump & Well, keeping the water flowing, wherever you need us.



Happy Friday Everyone!The moment everyone has been waiting for…. we have a giveaway winner! 👀🎟️Congratulations to Krysta...
08/21/2026

Happy Friday Everyone!

The moment everyone has been waiting for…. we have a giveaway winner! 👀🎟️

Congratulations to Krystal Thatcher! 🥳💙 You are the lucky winner of our Mariposa County Fair ticket bundle! We will message you privately with details.

A HUGE thank you to everyone who entered and showed Tri-County some love! We truly appreciate all the support from our amazing community. 💙

We hope everyone has an amazing time at the Mariposa County Fair! Enjoy the rides, rodeo, derby, food, and all the fun!

Have a happy Friday, have fun, stay safe, and we’ll see you at the fair!

Happy First Day of School from Tri-County! 📚🍎💙Wishing all of our local students, teachers, staff, and families a safe an...
08/17/2026

Happy First Day of School from Tri-County! 📚🍎💙

Wishing all of our local students, teachers, staff, and families a safe and wonderful first day back! We hope this school year brings lots of learning, new memories, and plenty of reasons to smile. ✏️🎒

Good luck to all the kids heading back today, you’ve got this! And to all the parents, teachers, and school staff, we hope you have a great first day too! 💙

From our Tri-County family to yours, have a blessed Monday and a great start to the new school year!



Happy Friday Tri-County family!The Mariposa County Fair is right around the corner, and we wanted to celebrate by giving...
08/14/2026

Happy Friday Tri-County family!

The Mariposa County Fair is right around the corner, and we wanted to celebrate by giving one lucky winner a Fair ticket bundle!

4 Derby Tickets
4 Rodeo Tickets
1 Unlimited Ride Wristband
2 Season Passes

We’re so thankful for all the support you continue to show our local Tri-County team, and we’re excited to give a little something back to our community!

See the giveaway post below on how to enter, and don’t forget to comment your city or town to lock in your entry!

Good luck!

Happy Friday, everyone! Have a blessed weekend!



Let’s be honest, getting quality work done shouldn’t mean paying the highest price in town. At Tri-County, we keep our p...
08/11/2026

Let’s be honest, getting quality work done shouldn’t mean paying the highest price in town. At Tri-County, we keep our prices reasonable and affordable, and sometimes we’re hundreds of dollars less for the same job.

So we have to ask… why pay more for the same job?

We work hard, we do it right the first time, and we stand behind the work we do. No unnecessary price tags. No paying twice to fix the same problem. Just good work at a fair price.

209-742-PUMP (7867)

Give Tri-County a call before you spend more than you have to!



Happy Friday! July was a busy one at Tri-County.Here's a look at just a few of the projects we completed last month. Fro...
08/07/2026

Happy Friday!

July was a busy one at Tri-County.

Here's a look at just a few of the projects we completed last month. From solar pump installations to water storage systems and everything in between, our crew has been hard at work serving our community.

We believe quality work shouldn't break the bank, that's why we're proud to offer honest, affordable service and get the job done right the first time.

Thank you to everyone who trusts Tri-County Pump & Well Service. We appreciate your support!

📞 209-742-PUMP (7867)

Affordable. Reliable. Done Right.



Help us give a warm Tri-County welcome to our newest team member, Cody Ziegenfuss!Cody is joining us as a Pump Technicia...
08/05/2026

Help us give a warm Tri-County welcome to our newest team member, Cody Ziegenfuss!

Cody is joining us as a Pump Technician, and we’re excited to have him on board. At Tri-County, we believe great service starts with great people, and we’re proud to continue growing our team with hardworking individuals who care about doing the job right.

Welcome to the Tri-County family, Cody! We’re looking forward to all the great work ahead and are excited to have you as part of the team.



07/29/2026

The work truck has officially been introduced to the Gen Z employees. 😂

If you know, you know... every truck deserves its own edit. So naturally, the work truck couldn't be left out.

Thankfully, we put the same effort into our work as we do our videos. Honest service, fair prices, and the job done right the first time. We love having fun, but we're serious about taking care of our customers.

📞 209-742-PUMP (7867)

Address

3241 Triangle Park Road
Mariposa, CA
95338

Opening Hours

Monday 8am - 5pm
Tuesday 8am - 5pm
Wednesday 8am - 5pm
Thursday 8am - 5pm
Friday 8am - 5pm
Saturday 8am - 5pm
Sunday 8am - 5pm

Telephone

+12097427867

Website

Alerts

Be the first to know and let us send you an email when Tri-County Pump & Well Service posts news and promotions. Your email address will not be used for any other purpose, and you can unsubscribe at any time.

Contact The Business

Send a message to Tri-County Pump & Well Service:

Shortcuts

Share

Category