


Boosting Communication for Critical Water Operation
Cucamonga Valley Water District (CWVA) provides water and wastewater services to over 190,000 customers within a 47-square-mile area. With a mission to deliver high-quality water and first-class customer service, reliable cellular service within the facility for seamless communication is essential.
THE PROBLEM
Dead Zones Cause Inefficient Coordination for Smooth Service
Poor in-building cellular coverage created significant operational challenges for the Cucamonga Valley Water District. Dropped calls, failed texts, and sluggish data speeds made it difficult for office staff to reach field teams, collaborate internally, and communicate with leadership. These connectivity gaps slowed operations, posing a risk to customer service quality and the district’s ability to respond swiftly to water issues.
The main culprit was the building’s construction materials. Concrete walls, a metal roof, and low-e windows severely weakened cellular signals. The building’s layout and interior concrete walls didn't help with indoor coverage. Cellular signals simply couldn't reach every corner, creating dead zones in critical areas.
Recognizing the need for a reliable robust in-building cellular reception, CVWD reached out to Bolton Install Pros for a tailored solution.
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Our Off-Air Passive DAS Process
Consultation
- 30 Minutes
- We listen to all your signal pain points to identify the best solution for you.
Survey
- 1 Day
- Our signal experts visit your site to analyze signal environment and building layout.
- 3 to 4 Days
- Using iBwave, we design a custom system that meets your specific needs.
Review
- 1 Week
- We present our proposal for approval. It includes equipment recommendations, cost, and deployment plan.
Installation
- 2 to 4 Days
- Our certified in-house installer deploy your solution.
THE SOLUTION
WilsonPro Enterprise 4330 Cellular Signal Booster
CVMD needed a solution that would improve AT&T, T-Mobile, and Verizon reception throughout the 39,000 sq ft facility. To recommend the best solution, we conducted a comprehensive site survey, testing cellular signal strength, identifying dead zones, and mapping out potential installation challenges.
The Enterprise 4330 by WilsonPro proved to be the clear choice. Featuring powerful amplification, multi-carrier support, and channelizing technology, it’s designed to optimize signal strength and quality in any environment to deliver strong, reliable coverage.
We installed the wall-mounted 4330 amplifier with nine strategically placed low-profile indoor dome antennas, successfully eliminating all dead spots. An outdoor LPDA antenna was deployed on the roof on a non-penetrating roof mount held down by cinder blocks and precisely aimed at nearby cell towers. To ensure long-term durability, all outdoor cable penetrations and connectors were weather-sealed.

THE RESULTS
No More Dead Zones, No More Delays
Once the WilsonPro Enterprise 4330 was up and running, the difference was night and day. Signal strength went from an average of -120 dBm to -82 dBm throughout the building for all cellular carriers.

In bar speak, that's a transformation of 0-1 bars to 3-4 bars. This means no more scrambling for signal. Just clear calls, seamless coordination, and a water district that runs as smoothly as the services they provide. With stronger cellular coverage, even IoT devices equipped with cellular connectivity have a reliable backup when their primary network goes down, keeping critical monitoring, automation, and remote management systems online without interruption.
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