Water Practice Case Study

Wastewater Plant Upgrades in the Eastern Sierras California


Total Cost Savings Identified
Proposed Savings (kWh)
Proposed Savings (kW)

Main Problems

  1. Inefficient aeration
  2. Total absence of automated process control and operation
  3. Sludge disposal


Plant Type

Activated Sludge Process

(with Mixed Flow Aeration)

Plant Size (MGD)


AESC was tasked with identifying ways to improve this treatment plant’s energy efficiency while mitigating risk, increasing resiliency, and making the site’s processes more environmentally-sustainable operation. The team identified the following opportunities: influent control (mixed flow to plugged flow), ammonia-based aeration monitoring and control, and improvements to sludge management and disposal.

Interested in Learning More?

We know what it takes to get wastewater treatment plants optimized and performing at their best.