Results for hard water | Search | US EPA

Advanced search Search all EPA this area

Results 1 - 20 of 7,650 for hard water within all areas of EPA.

Hard Water  Alkaline water containing dissolved salts that interfere with some industrial processes and prevent soap from lathering. Water may be considered hard if it has a hardness greater than the typical hardness of water from the region. Some textbooks define hard water as water with a hardness of more than 100 mgAL as calcium carbonate. -  From Drinking Water Technical & Legal Terms
  - Search all glossaries for terms containing hard water

US EPA - Standard Operating Procedure for Preparation of ...2014-01-07
http://www.epa.gov/pesticides/methods/atmpmethods/MB-30-00....
... Standard Operating Procedure for Preparation of hard water and other diluents
for antimicrobial products ... 11.3 Hard water solutions and reagents ...
US EPA Engineering Issue Management and Treatment of ...
http://nepis.epa.gov/Adobe/PDF/600006RV.pdf
... or calcium oxide) for neu- tralization is the accepted conventional water
treatment for most hard-rock mine acidic waters, particularly when the ...
Actions You Can Take To Reduce Lead In Drinking Water ...
http://water.epa.gov/drink/info/lead/lead1.cfm
... You may be familiar with hard water that interferes with the lathering action
of soap. Solder: A metallic compound used to seal joints in plumbing. ...
An Environmental Monitoring Study of Hard Bottom Reef ...2012-10-18
http://www.epa.gov/region4/water/oceans/documents/Charlesto...
... Dredged Material Disposal Site Environmental Monitoring of Hard Bottom
Reef ... but suspended sediment and materials in the water column were ...
Dredging 02 Proceedings of the Third Specialty Conference ...2012-10-18
http://www.epa.gov/region4/water/oceans/documents/Fort_Pier...
... an exhaustive determination of the contributors to the hard-bottom muck. ... of
numerical classification in ecological investigations of water pollution. ...
[More results from www.epa.gov/region4/water/oceans]
Hard Copy field information recording forms2011-04-06
http://www.epa.gov/greatlakes/monitoring/sop/appendix_h.pdf
Hard-Copy Field Information ... Water Temperature (EC) $ Air Temperature (EC) $
Wind Direction $ Wind Speed $ Wave Height $ Barometric ...
EPA/625/R-06/014 | Risk Management Research | US EPA2013-11-26
http://www.epa.gov/nrmrl/pubs/625r06014.html
... Abstract. Management and Treatment of Water from Hard Rock Mines:
Engineering Issue (43 pp, 1.8 MB) (EPA/625/R-06/014) October 2006 ...
Sources and Solutions: Stormwater | Nutrient Pollution | US ...2014-03-17
http://www2.epa.gov/nutrientpollution/sources-and-solutions...
... Because stormwater flows over hard surfaces directly into a water body or
storm drain, there is no opportunity for soil and plants or a water ...
Water Softeners | WaterSense | US EPA2013-11-20
http://www.epa.gov/watersense/products/watersofteners.html
... Cation exchange water softeners remove the calcium and magnesium ions
found in hard water by exchanging them with sodium (or potassium ...
US EPA, Pesticide Product Label, ZEP FORMULA 444 ...2011-04-14
http://www.epa.gov/pesticides/chem_search/ppls/001270-00086...
... Algaecide, Corrosion Inhibitor, Hard Water Scale Inhibitor • ... hard water
scale deposits in the system. Maintains systems free of ...
US EPA, Pesticide Product Label, ZEP ATTACK HARD ...2011-04-14
http://www.epa.gov/pesticides/chem_search/ppls/001270-00226...
... 1270-226 TERM OF ISSU NOTICE OF PESTICIDE,' .Q§(REG"TRATOON o
REREGISTRATION OF Zen ~ttack Hard Water Formulation r L ...
[More results from www.epa.gov/pesticides/chem_search/ppls]
Publications | Smart Growth | US EPA2014-04-14
http://www.epa.gov/smartgrowth/publications.htm
... Protecting Water Resources with Smart Growth 2004. Hard copies available
by emailing nscep@bps-lmit.com or calling (800) 490-9198 and ...
Ordering Fish Consumption Publications | Fish Advisories | US ...
http://water.epa.gov/scitech/swguidance/fishshellfish/fisha...
... Contact Us. Water: Fish Advisories. You are here: Water Science &
Technology Surface Water Standards & Guidance Fish ...
Fact Sheet: Good Samaritan Administrative Tools ...2014-02-08
http://www2.epa.gov/enforcement/fact-sheet-good-samaritan-a...
... orphan mines nationwide, most of which are former hard rock mines ... Samaritans
are principally concerned about potential Clean Water Act (CWA ...
Page 242 - WaterSense at Work2013-04-08
http://www.epa.gov/watersense/commercial/docs/watersense_at...
... Potable water used during other wash or rinse stages might. be treated with
a water softener to remove hard water, which can cause scale buildup. ...
Page 299 - WaterSense at Work2013-04-08
http://www.epa.gov/watersense/commercial/docs/watersense_at...
... otherwise would go. down the drain, as long as the hard water is treated.
prior to use in the cooling towers. Air Handler Condensate ...
[More results from www.epa.gov/watersense/commercial/docs]
NEW BEDFORD, FINAL, BASIS OF DESIGN/DESIGN ...2012-05-04
http://www.epa.gov/region1/superfund/sites/newbedford/21428...
... Discharges to the harbor are required to meet Federal AWQC and State of
Massachusetts Surface Water Quality Standards for SB waters. ...
Eastern Coal Regional Roundtable: Hope and Hard Work ...2009-11-13
http://water.epa.gov/grants_funding/twg/upload/2009_03_19_w...
... Further degrading water quality, large populations in Appalachia still do not
have ... The Hope and Hard Work project will provide training and ...
Frontier Hard Chrome Event 14 Long-Term Monitoring Report ...2012-01-11
http://www.epa.gov/region10/pdf/sites/fhc/event_14_ltm_rpt_...
... for 26 water samples has been completed. Samples were collected between
20 September 2008 and 22 September 2008 from the Frontier Hard ...
Table 2: Guidelines for Remediating Building Materials | Mold ...2012-03-05
http://www.epa.gov/mold/table2.html
... Non-porous, hard surfaces (plastics, metals), 1,2,3. Upholstered furniture &
drapes, 1,2,4. ... These guidelines are for damage caused by clean water. ...

Searches related to hard water

1 2 3 4 5 6 7 8 9 10 Next