Crawford County, Illinois
Prairie Township is a township in Crawford County, Illinois. Septic permits inside Prairie Township come from the county and state together. 7 rules below are quoted from official sources and independently re-checked, most recently on October 29, 2026. Rules for unincorporated land are on the Crawford County page.
Prairie Township does not set these itself; the county, a health district or the state does, and they apply to every address inside its limits.
Installation of private sewage systems inside Prairie Township.
“Only Illinois licensed private sewage installation contractors or the homeowner are allowed to install private sewage systems in Illinois. A soil analysis by a certified soil scientist may be needed before approval of your system can be given. A $100.00 Permit Application fee payable to the Crawford County Health Department is also required.”
Private sewage systems inside Prairie Township, which is within Crawford County.
“The Environmental Health staff review and approve plans for private sewage disposal systems BEFORE they are constructed. Improperly constructed and maintained private sewage disposal systems can pose health risks, therefore the Environmental Health staff review plans and inspect the installation of systems to ensure that these systems are installed properly.”
Installation of a private sewage system on property inside Prairie Township.
private sewage permit application fee: 100 USD
“Before the installation of a private sewage system on your property, please contact the Environmental Health office or have your private sewage installation contractor contact the Environmental Health office to get an application for the construction/installation of a private sewage system.”
New private sewage-system installation inside Prairie Township.
“The Environmental Health staff review and approve plans for private sewage disposal systems BEFORE they are constructed. Improperly constructed and maintained private sewage disposal systems can pose health risks, therefore the Environmental Health staff review plans and inspect the installation of systems to ensure that these systems are installed properly.”
New private water-well construction inside Prairie Township.
“In the private water and closed loop systems program, the Illinois Department of Public Health (IDPH) administers the licensing of water well and pump installation contractors and regulates the construction, modification and sealing of all water wells, with the exception of community water wells. In addition, the program administers the registration of closed loop well contractors and regulates the construction, modification, and sealing of all closed loop wells.”
Private sewage-system permit applications inside Prairie Township.
private sewage permit application fee: 100 USD
“Only Illinois licensed private sewage installation contractors or the homeowner are allowed to install private sewage systems in Illinois. A soil analysis by a certified soil scientist may be needed before approval of your system can be given. A $100.00 Permit Application fee payable to the Crawford County Health Department is also required.”
Private sewage-system installation applications inside Prairie Township.
“As of January 1, 2014, numerous updates have been implemented to the IL Private Sewage Disposal Code. Before the installation of a private sewage system on your property, please contact the Environmental Health office or have your private sewage installation contractor contact the Environmental Health office to get an application for the construction/installation of a private sewage system.”
We looked and could not find an official answer yet. Silence is not permission; ask Prairie Township or Crawford County directly.
Each answer was extracted from an official source and independently re-checked against that source by a second reviewer. That is an evidence check, not legal advice. Rules change; confirm with the authority before you buy or build.
Unanswered questions are usually a sign that Prairie Township publishes no rule on the point, not that none exists. Crawford County’s page lists the county offices to call.
Off-grid gear
Going off-grid in Prairie Township means bringing your own water and power. The kit we’d start with:
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