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 2092 Wednesday, April 13, 2016 12:21 PM 
Use of Larvacides for midge fly control 01632316 0 3039 Tuesday, December 22, 2015 11:19 AM 
FOG Causing Primary Clarifier Failures(5) Erwin Bonatz 1 4057 Sunday, May 20, 2012 11:25 AM 
Water Fleas!!!(2) 01474775 0 4454 Wednesday, May 8, 2013 10:41 AM 
Ferric Flow Meters? Is it a good idea?(2) 01780074 1 4565 Sunday, April 14, 2013 7:02 PM 
ski resort WWTP operation 01463964 0 5052 Friday, August 10, 2012 2:24 PM 
Using Mag Hydroxide Andres Vinent 3 5120 Monday, June 25, 2012 1:17 PM 
Overheating wires with WEDECO UV system 01453718 0 5142 Tuesday, August 7, 2012 2:46 PM 
FOG Causing Primary Clarifier Failures(2) Erwin Bonatz 0 5177 Monday, May 14, 2012 10:38 AM 
pH of Mixed Liquor 17627563 0 5187 Monday, December 31, 2012 11:10 AM 
Filiment Problem (O21N) Can't pinpoint the cause...Help. Daniel Knox 0 5221 Tuesday, June 26, 2012 9:52 AM 
FOG Causing Primary Clarifier Failures(4) Erwin Bonatz 0 5259 Monday, May 14, 2012 10:44 AM 
Ozone for Fecal Coliform Reduction 17633991 0 5401 Sunday, April 14, 2013 6:36 PM 
We have a terrible foaming problem in our aerobic digesters DarylP 1 5526 Friday, August 10, 2012 2:18 PM 
Log Sheet Data Rock 1 5649 Tuesday, June 12, 2012 1:37 PM 
RAS lines and clarifier balancing R Siddens 1 5992 Thursday, February 2, 2012 5:17 AM 
Energy-Water Nexus and Pumps KVertovec 0 6354 Friday, February 17, 2012 3:12 PM 
flow meter calibration - that is requires reporting to the regulators? 01782191 0 6441 Tuesday, October 16, 2012 9:55 PM 
Ocean Outfall assessment 01607899 0 6671 Wednesday, January 9, 2013 3:51 PM 
Energy-Water Nexus and Pumps(2) KVertovec 0 6764 Friday, February 17, 2012 3:16 PM 
Affordable trash removal from biosolids Landbiosolid 0 7267 Thursday, February 9, 2012 10:13 AM 
Digester Piping Phosphate Scaling Inspection. Nash 0 7450 Wednesday, November 23, 2011 7:48 AM 
Oxidation ditch 01645290 0 7460 Thursday, November 29, 2012 10:24 AM 
Alkalinity control Andres Vinent 0 7460 Tuesday, February 21, 2012 3:51 PM 
Toxicity of Sanitizers/Commercial Cleaners David Allen 0 7460 Thursday, November 10, 2011 5:01 PM 
Trash Racks before Parkson Screens? L Cipparone 1 7593 Sunday, October 9, 2011 7:23 PM 
flow meter calibration - Requires reporting to the regulators? 01782191 0 7738 Wednesday, October 17, 2012 5:35 PM 
Determining the settlement tank's volume Hajar 0 7891 Tuesday, September 25, 2012 7:55 PM 
Septage/Grease Screening Units Frederick Auermuller 0 7913 Tuesday, January 3, 2012 3:51 PM 
2011 Southern Oregon Water and Wastewater Short School Victor Santa Cruz 0 7951 Tuesday, August 23, 2011 8:01 PM 
High DO in Lagoons Kit Roush 2 7998 Tuesday, June 19, 2012 12:38 PM 
envirofilt JK 0 8050 Sunday, December 11, 2011 6:52 PM 
Operations help Victoria Caulfield 1 8072 Friday, May 4, 2012 11:10 AM 
Mercury Control Jason Graham 0 8129 Tuesday, November 29, 2011 2:09 PM 
WWTP Opportunity - City of Kuna, ID DPFG 0 8198 Tuesday, September 4, 2012 12:17 PM 
Dam Odours Nick 0 8269 Tuesday, November 29, 2011 7:24 PM 
Anaerobic capability Matt Forbes 0 8310 Wednesday, September 7, 2011 11:00 PM 
Reseeding Nitrification/Denitrification Oxidation ditch Shannon Taylor 1 8332 Friday, August 19, 2011 10:46 AM 
Isopropanol issues 01797999 1 8362 Tuesday, August 28, 2012 2:38 PM 
High Influent Sulfates Randy Siddens 0 8374 Tuesday, August 30, 2011 11:45 AM 
Why effluent clears-up after interruption of aeration? Jurek Patoczka 1 8508 Sunday, October 9, 2011 7:34 PM 
VFD control of Mamoth Rotors in Oxidation Ditch Greg Gress 1 8543 Tuesday, November 22, 2011 3:30 PM 
buried natural gas piping condition assessment T. Butler 1 8562 Tuesday, December 13, 2011 12:08 PM 
managing activated sludge system during food shortage John Wang 2 8638 Wednesday, July 6, 2011 9:24 AM 
Lining stainless steel air pipe Larry Dolamore 0 8857 Monday, June 27, 2011 9:13 AM 
MBBR Media Tatya Tope 2 8925 Thursday, October 27, 2011 4:03 PM 
Digester Gas treatment, Sulfa Treat, Eco tec, Jenbacher Richard Roberts 0 9084 Wednesday, August 25, 2010 1:47 PM 
chemical phosphorus removal using alum david 1 9252 Thursday, April 7, 2011 1:54 PM 
tank numbering h2ochem 1 9373 Sunday, June 26, 2011 1:22 PM 
In line nutrient monitoring mford 1 9471 Wednesday, July 6, 2011 9:16 AM 
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