Looking for a SWPPP consultant in Butterfield, MN? Describe your project once and up to five stormwater consultants who work in Butterfield and Watonwan County get back to you with a quote. It's free and there is no obligation.
Butterfield is home to about 597 people (2024 Census Bureau estimate), a stable community (−0.7% since 2020). With 1,473 people per sq mi, it is a suburban area. Subdivisions and commercial sites here need stormwater permit coverage before grading.
Butterfield at a glance
- Population (Census Bureau estimate, 2024)
- 597 (−0.7% since 2020)
- Rank in Minnesota
- 454th of 855 cities and towns
- Land area
- 0.4 sq mi
- Population density
- 1,473 people per sq mi (suburban)
- Type
- City (Butterfield city)
- Main county
- Watonwan County
What to check before hiring in Butterfield
- Permit: in Minnesota, check the state construction general permit.
- Local rules: Butterfield 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 Butterfield
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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 Butterfield
How much does a SWPPP cost in Butterfield, MN?
It depends on site size, phases and inspections. Describe your project: consultants who serve Butterfield 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 Butterfield 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.