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 0 685 Wednesday, April 13, 2016 12:21 PM 
Use of Larvacides for midge fly control 01632316 0 1737 Tuesday, December 22, 2015 11:19 AM 
FOG Causing Primary Clarifier Failures(5) Erwin Bonatz 1 2061 Sunday, May 20, 2012 11:25 AM 
Water Fleas!!!(2) 01474775 0 2455 Wednesday, May 8, 2013 10:41 AM 
Ferric Flow Meters? Is it a good idea?(2) 01780074 1 2581 Sunday, April 14, 2013 7:02 PM 
ski resort WWTP operation 01463964 0 3015 Friday, August 10, 2012 2:24 PM 
Overheating wires with WEDECO UV system 01453718 0 3141 Tuesday, August 7, 2012 2:46 PM 
Using Mag Hydroxide Andres Vinent 3 3141 Monday, June 25, 2012 1:17 PM 
pH of Mixed Liquor 17627563 0 3186 Monday, December 31, 2012 11:10 AM 
FOG Causing Primary Clarifier Failures(4) Erwin Bonatz 0 3188 Monday, May 14, 2012 10:44 AM 
FOG Causing Primary Clarifier Failures(2) Erwin Bonatz 0 3221 Monday, May 14, 2012 10:38 AM 
Filiment Problem (O21N) Can't pinpoint the cause...Help. Daniel Knox 0 3272 Tuesday, June 26, 2012 9:52 AM 
Ozone for Fecal Coliform Reduction 17633991 0 3333 Sunday, April 14, 2013 6:36 PM 
We have a terrible foaming problem in our aerobic digesters DarylP 1 3461 Friday, August 10, 2012 2:18 PM 
Log Sheet Data Rock 1 3668 Tuesday, June 12, 2012 1:37 PM 
RAS lines and clarifier balancing R Siddens 1 3913 Thursday, February 2, 2012 5:17 AM 
flow meter calibration - that is requires reporting to the regulators? 01782191 0 4388 Tuesday, October 16, 2012 9:55 PM 
Energy-Water Nexus and Pumps KVertovec 0 4392 Friday, February 17, 2012 3:12 PM 
Ocean Outfall assessment 01607899 0 4671 Wednesday, January 9, 2013 3:51 PM 
Energy-Water Nexus and Pumps(2) KVertovec 0 4712 Friday, February 17, 2012 3:16 PM 
Affordable trash removal from biosolids Landbiosolid 0 5202 Thursday, February 9, 2012 10:13 AM 
Alkalinity control Andres Vinent 0 5341 Tuesday, February 21, 2012 3:51 PM 
Digester Piping Phosphate Scaling Inspection. Nash 0 5454 Wednesday, November 23, 2011 7:48 AM 
Oxidation ditch 01645290 0 5456 Thursday, November 29, 2012 10:24 AM 
flow meter calibration - Requires reporting to the regulators? 01782191 0 5719 Wednesday, October 17, 2012 5:35 PM 
Toxicity of Sanitizers/Commercial Cleaners David Allen 0 5741 Thursday, November 10, 2011 5:01 PM 
Trash Racks before Parkson Screens? L Cipparone 1 5873 Sunday, October 9, 2011 7:23 PM 
Septage/Grease Screening Units Frederick Auermuller 0 5900 Tuesday, January 3, 2012 3:51 PM 
Determining the settlement tank's volume Hajar 0 5957 Tuesday, September 25, 2012 7:55 PM 
WWTP Opportunity - City of Kuna, ID DPFG 0 5994 Tuesday, September 4, 2012 12:17 PM 
High DO in Lagoons Kit Roush 2 6044 Tuesday, June 19, 2012 12:38 PM 
envirofilt JK 0 6072 Sunday, December 11, 2011 6:52 PM 
Operations help Victoria Caulfield 1 6104 Friday, May 4, 2012 11:10 AM 
Mercury Control Jason Graham 0 6124 Tuesday, November 29, 2011 2:09 PM 
2011 Southern Oregon Water and Wastewater Short School Victor Santa Cruz 0 6267 Tuesday, August 23, 2011 8:01 PM 
Dam Odours Nick 0 6350 Tuesday, November 29, 2011 7:24 PM 
buried natural gas piping condition assessment T. Butler 1 6362 Tuesday, December 13, 2011 12:08 PM 
Isopropanol issues 01797999 1 6378 Tuesday, August 28, 2012 2:38 PM 
VFD control of Mamoth Rotors in Oxidation Ditch Greg Gress 1 6407 Tuesday, November 22, 2011 3:30 PM 
Anaerobic capability Matt Forbes 0 6497 Wednesday, September 7, 2011 11:00 PM 
Reseeding Nitrification/Denitrification Oxidation ditch Shannon Taylor 1 6560 Friday, August 19, 2011 10:46 AM 
High Influent Sulfates Randy Siddens 0 6705 Tuesday, August 30, 2011 11:45 AM 
Why effluent clears-up after interruption of aeration? Jurek Patoczka 1 6808 Sunday, October 9, 2011 7:34 PM 
MBBR Media Tatya Tope 2 7140 Thursday, October 27, 2011 4:03 PM 
Lining stainless steel air pipe Larry Dolamore 0 7151 Monday, June 27, 2011 9:13 AM 
Digester Gas treatment, Sulfa Treat, Eco tec, Jenbacher Richard Roberts 0 7369 Wednesday, August 25, 2010 1:47 PM 
chemical phosphorus removal using alum david 1 7550 Thursday, April 7, 2011 1:54 PM 
tank numbering h2ochem 1 7693 Sunday, June 26, 2011 1:22 PM 
In line nutrient monitoring mford 1 7832 Wednesday, July 6, 2011 9:16 AM 
salinity in activated sludge Greg Gress 2 7882 Thursday, June 14, 2012 5:21 AM 
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