Email Us

info@npdes.com

(888) 397-9414

9:00am EST–4:00pm PST

Office Hours

M–F, 9:00am–4:00pm EST

Classes

Register Here

Email Us

info@npdes.com

(888) 397-9414

9:00am EST–4:00pm PST

Office Hours

M–F, 9:00am–4:00pm EST

Classes

Register Here

Email Us

info@npdes.com

 


Events from location : Online Webinar[View Map][Get Directions]

You will receive an email notification to register for the online webinar approximately two weeks before the class start date.

CSI-MS4 Hawaii (HST)

Event Date 11-16-2026 8:30 am
Event End Date 11-17-2026 4:30 pm
Cut off date 11-14-2026
Capacity 25
Individual Price $799 + registration
Speaker To Be Determined
Number Hours 16
Location Online Webinar
Categories MS4

CSI-Industrial West Coast Online (PT)

Event Date 11-19-2026 8:00 am
Event End Date 11-19-2026 4:00 pm
Cut off date 11-17-2026
Capacity 15
Individual Price $399 + registration
Speaker Karen Sea Sadowski
Number Hours 8
Location Online Webinar
Categories Industrial, MS4

CSI-MS4 North Carolina (ET)

Event Date 11-19-2026 8:30 am
Event End Date 11-20-2026 4:30 pm
Cut off date 11-17-2026
Capacity 25
Individual Price $799 + registration
Speaker To Be Determined
Number Hours 16
Location Online Webinar
Categories MS4

CSI-MS4 South Carolina (ET)

Event Date 11-19-2026 8:30 am
Event End Date 11-20-2026 4:30 pm
Cut off date 11-17-2026
Capacity 25
Individual Price $799 + registration
Speaker To Be Determined
Number Hours 16
Location Online Webinar
Categories MS4

CACEO - Stormwater for Leaders (PDT)

CACEO - Stormwater for Leaders (PDT)
Event Date 11-23-2026 9:00 am
Event End Date 11-23-2026 12:00 pm
Cut off date 11-21-2026
Capacity 20
Individual Price $150 total.
Speaker John Ricketts
Number Hours 3
Location Online Webinar
Categories CA CACEO

CSI-MS4 Idaho (PT)

Event Date 11-30-2026 8:30 am
Event End Date 12-01-2026 4:30 pm
Cut off date 11-28-2026
Capacity 25
Individual Price $799 + registration
Speaker To Be Determined
Number Hours 16
Location Online Webinar
Categories MS4

CSI-MS4 Washington-Oregon (PT)

Event Date 11-30-2026 8:30 am
Event End Date 12-01-2026 4:30 pm
Cut off date 11-28-2026
Capacity 25
Individual Price $799 + registration
Speaker To Be Determined
Number Hours 16
Location Online Webinar
Categories MS4

CSI MS4 Re-Certification

Event Date 12-02-2026 10:30 am
Event End Date 12-02-2026 4:30 pm
Cut off date 11-30-2026
Capacity 20
Individual Price $299 + registration
Speaker Dan Ahern
Number Hours 6
Location Online Webinar
Categories MS4

Florida Stormwater Erosion and Sediment Control Inspector

Florida Stormwater Erosion and Sediment Control Inspector
Event Date 12-03-2026 8:30 am
Event End Date 12-04-2026 4:00 pm
Cut off date 12-01-2026
Capacity 20
Individual Price $225 + registration
Speaker To Be Determined
Number Hours 15
Location Online Webinar
Categories Construction & Development, MS4

CSI-MS4 Illinois-Wisconsin-Minnesota (CT)

Event Date 12-07-2026 8:30 am
Event End Date 12-08-2026 4:30 pm
Cut off date 12-05-2026
Capacity 25
Individual Price $799 + registration
Speaker To Be Determined
Number Hours 16
Location Online Webinar
Categories MS4