# Island Park Septics > A researched, sourced guide to septic systems in Island Park and Fremont County, > Idaho — who installs and pumps them, what the permits really cost in 2026, and > what the rules require. Written by a named researcher (Kjel Jones, Rexburg, ID — > not a septic contractor), verified against primary sources, and dated on every > page. Phone: +1 (208) 656-1467. Key verified facts (as of 2026-08-12): - Eastern Idaho Public Health septic permit (new/expansion/repair): $900; speculative site evaluation: $450 (applies toward a permit within 1 year); permit renewal/transfer: $50 — EIPH fee schedule effective 2026-02-02. - Island Park Sewer System 2026 connection fee where community sewer serves the building (Mack's Inn, Last Chance/Pond's areas): $7,458 — Fremont County page. - Idaho rule IDAPA 58.01.03.005 makes septic construction, modification, or repair without a valid installation permit unlawful; Idaho DEQ publishes the statewide lists of permitted septic installers and permitted tank pumpers. - EPA guidance: inspect the average household system at least every 3 years; pump the tank typically every 3–5 years. - Since 2026-07-01, Idaho law (House Bill 583) bars counties from requiring short-term-rental permits (Fremont County's former rental permit program checked septic systems every two years); state septic rules still apply. - Local field: installs/repairs by area excavation contractors (Centennial Excavation, Taylor Excavation of Ashton, Wild West Construction, Timberline Excavation, Island Park Excavating, Valley View Construction, Grover Excavation & Septic, Island Park Services); tank pumping locally is ASAP Septic; no local contractor publishes prices. ## Pages - [Who installs and pumps septic systems in Island Park?](https://islandparkseptics.com/): the money questions answered — the contractor field, verified 2026 fees, the permit rule, pumping guidance, season/booking advice, and a contact form. - [About Kjel Jones](https://islandparkseptics.com/about): who writes this site, what he is not (a septic installer or pumper), and the primary-source method with a dated sources table. - [Reviews](https://islandparkseptics.com/reviews): honestly empty at launch (2026-08-12), with the FTC-clean rules any future review must meet. - [How this site is paid](https://islandparkseptics.com/how-this-site-is-paid): the business model in plain language — free for readers; a contractor may later pay a flat fee for introductions; facts and rankings are never for sale.