Looking for a SWPPP consultant in Troy Grove, IL? Describe your project once and up to five stormwater consultants who work in Troy Grove and LaSalle County get back to you with a quote. It's free and there is no obligation.
Troy Grove is home to about 222 people (2024 Census Bureau estimate), a shrinking community (−1.3% since 2020). With 323 people per sq mi, it is a semi-rural area. Subdivisions and commercial sites here need stormwater permit coverage before grading.
Troy Grove at a glance
- Population (Census Bureau estimate, 2024)
- 222 (−1.3% since 2020)
- Rank in Illinois
- 1,077th of 1,294 cities and towns
- Land area
- 0.7 sq mi
- Population density
- 323 people per sq mi (semi-rural)
- Type
- Village (Troy Grove village)
- Main county
- LaSalle County
What to check before hiring in Troy Grove
- Permit: in Illinois, check the state construction general permit.
- Local rules: Troy Grove 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 Troy Grove
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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 Troy Grove
How much does a SWPPP cost in Troy Grove, IL?
It depends on site size, phases and inspections. Describe your project: consultants who serve Troy Grove 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 five independent stormwater consultants who serve Troy Grove 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.