Looking for a SWPPP consultant in Prophetstown, IL? Describe your project once and up to three stormwater consultants who work in Prophetstown and Whiteside County get back to you with a quote. It's free and there is no obligation.
Prophetstown is home to about 1,906 people (2024 Census Bureau estimate), a shrinking community (−2.0% since 2020). With 1,423 people per sq mi, it is a suburban area. Subdivisions and commercial sites here need stormwater permit coverage before grading.
Prophetstown at a glance
- Population (Census Bureau estimate, 2024)
- 1,906 (−2.0% since 2020)
- Rank in Illinois
- 485th of 1,294 cities and towns
- Land area
- 1.3 sq mi
- Population density
- 1,423 people per sq mi (suburban)
- Type
- City (Prophetstown city)
- Main county
- Whiteside County
What to check before hiring in Prophetstown
- Permit: in Illinois, check the state construction general permit.
- Local rules: Prophetstown may add its own erosion control permit.
- Records: keep inspection reports on site.
- Price drivers: site size, phases, inspection frequency and duration.
Useful official resources
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EPA: construction stormwater
Official information and guidance.
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EnviroCert: CPESC
Official information and guidance.
Services available in Prophetstown
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SWPPP and permit coverage
Preparation of the SWPPP and notice of intent under the construction general permit.
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Stormwater inspections
Routine and post-storm inspections with reports for the permit.
Frequently asked questions in Prophetstown
How much does a SWPPP cost in Prophetstown, IL?
It depends on site size, phases and inspections. Describe your project: consultants who serve Prophetstown reply with a quote.
How long does it take?
Plans often take days to a couple of weeks, plus the permit review.
What happens at the end?
A notice of termination is filed once the site is stabilized.
Which stormwater consultants will contact me?
Up to three independent stormwater consultants who serve Prophetstown and the surrounding area, chosen for the service you need. Your details are shared only with your consent.
Source: U.S. Census Bureau, Population Estimates Program (Vintage 2024) and Gazetteer Files (public domain), imported on 10/31/2026. Figures describe the incorporated place or county as published; they are shown for information only.