Looking for a SWPPP consultant in Bethlehem, PA? Describe your project once and up to three stormwater consultants who work in Bethlehem and Northampton County get back to you with a quote. It's free and there is no obligation.
Bethlehem is home to about 79,453 people (2024 Census Bureau estimate), a growing community (+4.8% since 2020). With 4,157 people per sq mi, it is a densely built-up area. Subdivisions and commercial sites here need stormwater permit coverage before grading.
Bethlehem at a glance
- Population (Census Bureau estimate, 2024)
- 79,453 (+4.8% since 2020)
- Rank in Pennsylvania
- 6th of 1,013 cities and towns
- Land area
- 19 sq mi
- Population density
- 4,157 people per sq mi (densely built-up)
- Type
- City (Bethlehem city)
- Main county
- Northampton County
What to check before hiring in Bethlehem
- Permit: in Pennsylvania, check the state construction general permit.
- Local rules: Bethlehem 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 Bethlehem
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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 Bethlehem
How much does a SWPPP cost in Bethlehem, PA?
It depends on site size, phases and inspections. Describe your project: consultants who serve Bethlehem 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 Bethlehem 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.