WEF Discussions — Now on LinkedIn!

WEF is pleased to announce the creation of free LinkedIn groups associated with its technical discussion forum topics. Through these LinkedIn groups, members will be able to view and participate in discussions, as well as communicate with one another via direct messages. Share your experiences and knowledge, ask questions and respond to other discussions as frequently as you like!

You must have a LinkedIn profile to join a LinkedIn group; you can create your profile here. If you already have a LinkedIn profile, all you need to do is submit a request to join one or all of the following groups:

Water Environment Federation (Main) | Biosolids | Collection Systems | Nutrients | Stormwater 
Utility Management | Water Reuse | Water for Jobs | Watershed Management | Laboratory Practices 

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Operation and Maintenance
  Topics Topic Starter Replies Views Last Post
Lost of pressure Chief 8 6196 Tuesday, March 15, 2011 7:02 AM 
Free Webinar: The Science of Mixing and Maintaining Water Quality in Water Storage Tanks NRWA Webinar 0 6001 Tuesday, May 17, 2011 2:20 PM 
Activated Sludge Process Control Workshop Victor Santa Cruz 1 5978 Wednesday, February 23, 2011 11:39 PM 
In line nutrient monitoring mford 1 5946 Wednesday, July 6, 2011 9:16 AM 
Trash(tampons, etc.) problem land application Landbiosolid 1 5943 Tuesday, September 20, 2011 10:06 AM 
tank numbering h2ochem 1 5793 Sunday, June 26, 2011 1:22 PM 
Wastewater Microbiology/Biology Workshop Victor Santa Cruz 0 5791 Sunday, November 13, 2011 11:03 PM 
chemical phosphorus removal using alum david 1 5642 Thursday, April 7, 2011 1:54 PM 
Digester Gas treatment, Sulfa Treat, Eco tec, Jenbacher Richard Roberts 0 5434 Wednesday, August 25, 2010 1:47 PM 
Lining stainless steel air pipe Larry Dolamore 0 5335 Monday, June 27, 2011 9:13 AM 
MBBR Media Tatya Tope 2 5194 Thursday, October 27, 2011 4:03 PM 
Nitrate Lock Extended aeration Paul Robertson 0 5022 Thursday, December 26, 2013 11:19 AM 
High Influent Sulfates Randy Siddens 0 4852 Tuesday, August 30, 2011 11:45 AM 
salinity in activated sludge Greg Gress 2 4800 Thursday, June 14, 2012 5:21 AM 
Reseeding Nitrification/Denitrification Oxidation ditch Shannon Taylor 1 4706 Friday, August 19, 2011 10:46 AM 
Why effluent clears-up after interruption of aeration? Jurek Patoczka 1 4700 Sunday, October 9, 2011 7:34 PM 
Control of algae growth on concrete with coatings? 01490632 0 4503 Tuesday, February 25, 2014 2:17 PM 
2011 Southern Oregon Water and Wastewater Short School Victor Santa Cruz 0 4430 Tuesday, August 23, 2011 8:01 PM 
Anaerobic capability Matt Forbes 0 4203 Wednesday, September 7, 2011 11:00 PM 
Dam Odours Nick 0 4128 Tuesday, November 29, 2011 7:24 PM 
VFD control of Mamoth Rotors in Oxidation Ditch Greg Gress 1 4096 Tuesday, November 22, 2011 3:30 PM 
Isopropanol issues 01797999 1 4076 Tuesday, August 28, 2012 2:38 PM 
buried natural gas piping condition assessment T. Butler 1 3921 Tuesday, December 13, 2011 12:08 PM 
Trash Racks before Parkson Screens? L Cipparone 1 3902 Sunday, October 9, 2011 7:23 PM 
Operations help Victoria Caulfield 1 3886 Friday, May 4, 2012 11:10 AM 
Determining the settlement tank's volume Hajar 0 3795 Tuesday, September 25, 2012 7:55 PM 
Mercury Control Jason Graham 0 3781 Tuesday, November 29, 2011 2:09 PM 
envirofilt JK 0 3698 Sunday, December 11, 2011 6:52 PM 
Toxicity of Sanitizers/Commercial Cleaners David Allen 0 3696 Thursday, November 10, 2011 5:01 PM 
High DO in Lagoons Kit Roush 2 3642 Tuesday, June 19, 2012 12:38 PM 
WWTP Opportunity - City of Kuna, ID DPFG 0 3638 Tuesday, September 4, 2012 12:17 PM 
Septage/Grease Screening Units Frederick Auermuller 0 3616 Tuesday, January 3, 2012 3:51 PM 
flow meter calibration - Requires reporting to the regulators? 01782191 0 3476 Wednesday, October 17, 2012 5:35 PM 
RAS lines and clarifier balancing R Siddens 1 3412 Thursday, February 2, 2012 5:17 AM 
Digester Piping Phosphate Scaling Inspection. Nash 0 3205 Wednesday, November 23, 2011 7:48 AM 
Oxidation ditch 01645290 0 3139 Thursday, November 29, 2012 10:24 AM 
Affordable trash removal from biosolids Landbiosolid 0 3005 Thursday, February 9, 2012 10:13 AM 
Alien Bugs(2) 01663302 0 2903 Monday, December 23, 2013 10:09 AM 
Alkalinity control Andres Vinent 0 2871 Tuesday, February 21, 2012 3:51 PM 
Using Mag Hydroxide Andres Vinent 3 2626 Monday, June 25, 2012 1:17 PM 
pH of Mixed Liquor 17627563 0 2611 Monday, December 31, 2012 11:10 AM 
Ocean Outfall assessment 01607899 0 2492 Wednesday, January 9, 2013 3:51 PM 
Energy-Water Nexus and Pumps(2) KVertovec 0 2490 Friday, February 17, 2012 3:16 PM 
flow meter calibration - that is requires reporting to the regulators? 01782191 0 2191 Tuesday, October 16, 2012 9:55 PM 
Energy-Water Nexus and Pumps KVertovec 0 2168 Friday, February 17, 2012 3:12 PM 
Ferric Flow Meters? Is it a good idea?(2) 01780074 1 2111 Sunday, April 14, 2013 7:02 PM 
Water Fleas!!!(2) 01474775 0 1693 Wednesday, May 8, 2013 10:41 AM 
FOG Causing Primary Clarifier Failures(5) Erwin Bonatz 1 1440 Sunday, May 20, 2012 11:25 AM 
Log Sheet Data Rock 1 1351 Tuesday, June 12, 2012 1:37 PM 
We have a terrible foaming problem in our aerobic digesters DarylP 1 1099 Friday, August 10, 2012 2:18 PM 
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