Keller Associates tells Rexburg council study shows zone shortfalls, recharge limit likely by 2027

Tyrone Clark of Keller Associates presented the final draft of a Water Facility Planning Study to the Rexburg City Council, saying the city's system has zone‑specific supply and storage shortfalls that require prioritized capital projects and attention to recharge capacity.

Keller used the city's comprehensive‑plan population projection (1.89% annual growth) and five years of consumption data to model average‑day, max‑day and peak‑hour demand. Quinn Gardner, the project lead, said the system has three pressure zones fed by nine wells, five booster stations and five tanks and that Zones 2 and 3 already show deficiencies under the model’s 20‑year horizon.

The report found the city’s non‑recharge water rights are already being used and that, unless additional recharge capacity is secured, the need for recharge that counts toward the city’s rights will increase as demand grows. Tyrone Clark said the consultants’ linear projection indicates the city could exceed its current operational…