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
BNR Internal Recycle Cooper 0 787 Wednesday, January 28, 2015 8:27 PM 
Overheating wires with WEDECO UV system 01453718 0 820 Tuesday, August 7, 2012 2:46 PM 
ski resort WWTP operation 01463964 0 871 Friday, August 10, 2012 2:24 PM 
FOG Causing Primary Clarifier Failures(4) Erwin Bonatz 0 1012 Monday, May 14, 2012 10:44 AM 
FOG Causing Primary Clarifier Failures(2) Erwin Bonatz 0 1047 Monday, May 14, 2012 10:38 AM 
Ozone for Fecal Coliform Reduction 17633991 0 1133 Sunday, April 14, 2013 6:36 PM 
Filiment Problem (O21N) Can't pinpoint the cause...Help. Daniel Knox 0 1160 Tuesday, June 26, 2012 9:52 AM 
We have a terrible foaming problem in our aerobic digesters DarylP 1 1207 Friday, August 10, 2012 2:18 PM 
Log Sheet Data Rock 1 1463 Tuesday, June 12, 2012 1:37 PM 
FOG Causing Primary Clarifier Failures(5) Erwin Bonatz 1 1562 Sunday, May 20, 2012 11:25 AM 
Water Fleas!!!(2) 01474775 0 1831 Wednesday, May 8, 2013 10:41 AM 
Ferric Flow Meters? Is it a good idea?(2) 01780074 1 2175 Sunday, April 14, 2013 7:02 PM 
Energy-Water Nexus and Pumps KVertovec 0 2299 Friday, February 17, 2012 3:12 PM 
flow meter calibration - that is requires reporting to the regulators? 01782191 0 2307 Tuesday, October 16, 2012 9:55 PM 
Ocean Outfall assessment 01607899 0 2586 Wednesday, January 9, 2013 3:51 PM 
Energy-Water Nexus and Pumps(2) KVertovec 0 2627 Friday, February 17, 2012 3:16 PM 
pH of Mixed Liquor 17627563 0 2717 Monday, December 31, 2012 11:10 AM 
Using Mag Hydroxide Andres Vinent 3 2721 Monday, June 25, 2012 1:17 PM 
Alkalinity control Andres Vinent 0 3015 Tuesday, February 21, 2012 3:51 PM 
Affordable trash removal from biosolids Landbiosolid 0 3160 Thursday, February 9, 2012 10:13 AM 
Oxidation ditch 01645290 0 3248 Thursday, November 29, 2012 10:24 AM 
Digester Piping Phosphate Scaling Inspection. Nash 0 3354 Wednesday, November 23, 2011 7:48 AM 
RAS lines and clarifier balancing R Siddens 1 3523 Thursday, February 2, 2012 5:17 AM 
flow meter calibration - Requires reporting to the regulators? 01782191 0 3588 Wednesday, October 17, 2012 5:35 PM 
Septage/Grease Screening Units Frederick Auermuller 0 3721 Tuesday, January 3, 2012 3:51 PM 
WWTP Opportunity - City of Kuna, ID DPFG 0 3746 Tuesday, September 4, 2012 12:17 PM 
High DO in Lagoons Kit Roush 2 3766 Tuesday, June 19, 2012 12:38 PM 
Toxicity of Sanitizers/Commercial Cleaners David Allen 0 3802 Thursday, November 10, 2011 5:01 PM 
envirofilt JK 0 3827 Sunday, December 11, 2011 6:52 PM 
Determining the settlement tank's volume Hajar 0 3897 Tuesday, September 25, 2012 7:55 PM 
Mercury Control Jason Graham 0 3912 Tuesday, November 29, 2011 2:09 PM 
Trash Racks before Parkson Screens? L Cipparone 1 3987 Sunday, October 9, 2011 7:23 PM 
Operations help Victoria Caulfield 1 3995 Friday, May 4, 2012 11:10 AM 
buried natural gas piping condition assessment T. Butler 1 4067 Tuesday, December 13, 2011 12:08 PM 
Isopropanol issues 01797999 1 4167 Tuesday, August 28, 2012 2:38 PM 
VFD control of Mamoth Rotors in Oxidation Ditch Greg Gress 1 4198 Tuesday, November 22, 2011 3:30 PM 
Dam Odours Nick 0 4237 Tuesday, November 29, 2011 7:24 PM 
Anaerobic capability Matt Forbes 0 4289 Wednesday, September 7, 2011 11:00 PM 
2011 Southern Oregon Water and Wastewater Short School Victor Santa Cruz 0 4505 Tuesday, August 23, 2011 8:01 PM 
Alien Bugs(2) 01663302 0 4649 Monday, December 23, 2013 10:09 AM 
Reseeding Nitrification/Denitrification Oxidation ditch Shannon Taylor 1 4772 Friday, August 19, 2011 10:46 AM 
Why effluent clears-up after interruption of aeration? Jurek Patoczka 1 4813 Sunday, October 9, 2011 7:34 PM 
salinity in activated sludge Greg Gress 2 4903 Thursday, June 14, 2012 5:21 AM 
High Influent Sulfates Randy Siddens 0 4919 Tuesday, August 30, 2011 11:45 AM 
MBBR Media Tatya Tope 2 5311 Thursday, October 27, 2011 4:03 PM 
Lining stainless steel air pipe Larry Dolamore 0 5435 Monday, June 27, 2011 9:13 AM 
Digester Gas treatment, Sulfa Treat, Eco tec, Jenbacher Richard Roberts 0 5535 Wednesday, August 25, 2010 1:47 PM 
chemical phosphorus removal using alum david 1 5725 Thursday, April 7, 2011 1:54 PM 
tank numbering h2ochem 1 5878 Sunday, June 26, 2011 1:22 PM 
Wastewater Microbiology/Biology Workshop Victor Santa Cruz 0 5893 Sunday, November 13, 2011 11:03 PM 
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