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
Grit pipeline and with pinch valves sandra 0 1750 Wednesday, April 13, 2016 12:21 PM 
Use of Larvacides for midge fly control 01632316 0 2753 Tuesday, December 22, 2015 11:19 AM 
FOG Causing Primary Clarifier Failures(5) Erwin Bonatz 1 3657 Sunday, May 20, 2012 11:25 AM 
Water Fleas!!!(2) 01474775 0 4083 Wednesday, May 8, 2013 10:41 AM 
Ferric Flow Meters? Is it a good idea?(2) 01780074 1 4200 Sunday, April 14, 2013 7:02 PM 
ski resort WWTP operation 01463964 0 4674 Friday, August 10, 2012 2:24 PM 
Overheating wires with WEDECO UV system 01453718 0 4747 Tuesday, August 7, 2012 2:46 PM 
Using Mag Hydroxide Andres Vinent 3 4782 Monday, June 25, 2012 1:17 PM 
pH of Mixed Liquor 17627563 0 4803 Monday, December 31, 2012 11:10 AM 
FOG Causing Primary Clarifier Failures(2) Erwin Bonatz 0 4833 Monday, May 14, 2012 10:38 AM 
FOG Causing Primary Clarifier Failures(4) Erwin Bonatz 0 4884 Monday, May 14, 2012 10:44 AM 
Filiment Problem (O21N) Can't pinpoint the cause...Help. Daniel Knox 0 4887 Tuesday, June 26, 2012 9:52 AM 
Ozone for Fecal Coliform Reduction 17633991 0 4999 Sunday, April 14, 2013 6:36 PM 
We have a terrible foaming problem in our aerobic digesters DarylP 1 5163 Friday, August 10, 2012 2:18 PM 
Log Sheet Data Rock 1 5302 Tuesday, June 12, 2012 1:37 PM 
RAS lines and clarifier balancing R Siddens 1 5592 Thursday, February 2, 2012 5:17 AM 
Energy-Water Nexus and Pumps KVertovec 0 6023 Friday, February 17, 2012 3:12 PM 
flow meter calibration - that is requires reporting to the regulators? 01782191 0 6094 Tuesday, October 16, 2012 9:55 PM 
Ocean Outfall assessment 01607899 0 6258 Wednesday, January 9, 2013 3:51 PM 
Energy-Water Nexus and Pumps(2) KVertovec 0 6424 Friday, February 17, 2012 3:16 PM 
Affordable trash removal from biosolids Landbiosolid 0 6927 Thursday, February 9, 2012 10:13 AM 
Oxidation ditch 01645290 0 7108 Thursday, November 29, 2012 10:24 AM 
Digester Piping Phosphate Scaling Inspection. Nash 0 7115 Wednesday, November 23, 2011 7:48 AM 
Alkalinity control Andres Vinent 0 7126 Tuesday, February 21, 2012 3:51 PM 
Toxicity of Sanitizers/Commercial Cleaners David Allen 0 7161 Thursday, November 10, 2011 5:01 PM 
Trash Racks before Parkson Screens? L Cipparone 1 7264 Sunday, October 9, 2011 7:23 PM 
flow meter calibration - Requires reporting to the regulators? 01782191 0 7378 Wednesday, October 17, 2012 5:35 PM 
Determining the settlement tank's volume Hajar 0 7550 Tuesday, September 25, 2012 7:55 PM 
Septage/Grease Screening Units Frederick Auermuller 0 7563 Tuesday, January 3, 2012 3:51 PM 
High DO in Lagoons Kit Roush 2 7623 Tuesday, June 19, 2012 12:38 PM 
2011 Southern Oregon Water and Wastewater Short School Victor Santa Cruz 0 7644 Tuesday, August 23, 2011 8:01 PM 
envirofilt JK 0 7688 Sunday, December 11, 2011 6:52 PM 
Operations help Victoria Caulfield 1 7702 Friday, May 4, 2012 11:10 AM 
Mercury Control Jason Graham 0 7775 Tuesday, November 29, 2011 2:09 PM 
WWTP Opportunity - City of Kuna, ID DPFG 0 7777 Tuesday, September 4, 2012 12:17 PM 
Dam Odours Nick 0 7920 Tuesday, November 29, 2011 7:24 PM 
Anaerobic capability Matt Forbes 0 7984 Wednesday, September 7, 2011 11:00 PM 
Reseeding Nitrification/Denitrification Oxidation ditch Shannon Taylor 1 8022 Friday, August 19, 2011 10:46 AM 
Isopropanol issues 01797999 1 8028 Tuesday, August 28, 2012 2:38 PM 
High Influent Sulfates Randy Siddens 0 8062 Tuesday, August 30, 2011 11:45 AM 
VFD control of Mamoth Rotors in Oxidation Ditch Greg Gress 1 8168 Tuesday, November 22, 2011 3:30 PM 
buried natural gas piping condition assessment T. Butler 1 8185 Tuesday, December 13, 2011 12:08 PM 
Why effluent clears-up after interruption of aeration? Jurek Patoczka 1 8196 Sunday, October 9, 2011 7:34 PM 
managing activated sludge system during food shortage John Wang 2 8297 Wednesday, July 6, 2011 9:24 AM 
Lining stainless steel air pipe Larry Dolamore 0 8545 Monday, June 27, 2011 9:13 AM 
MBBR Media Tatya Tope 2 8603 Thursday, October 27, 2011 4:03 PM 
Digester Gas treatment, Sulfa Treat, Eco tec, Jenbacher Richard Roberts 0 8760 Wednesday, August 25, 2010 1:47 PM 
chemical phosphorus removal using alum david 1 8928 Thursday, April 7, 2011 1:54 PM 
tank numbering h2ochem 1 9081 Sunday, June 26, 2011 1:22 PM 
In line nutrient monitoring mford 1 9159 Wednesday, July 6, 2011 9:16 AM 
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