Course Glossary


This shows the specialized terms used in EarthWise Academy. This section contains all the definitions used in the various course glossaries used by each course.

Browse the glossary using this index

Special | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | ALL

L

Land Application

The spraying or spreading of biosolids onto the land surface, the injection of biosolids below the land surface or the incorporation of biosolids into the soil for beneficial use so that the biosolids can either condition the soil or fertilize crops or vegetation grown in the soil.

  • (BIO01) Biosolids Agronomic Loading Rates Part 1 (1247)
  • (BIO02) Biosolids Agronomic Loading Rates Part 2 – Manure (1484)

Land Reclamation Site

Drastically disturbed land that is reclaimed using biosolids. The term includes, but is not limited to, active and abandoned coal and noncoal surface mines and construction sites.

  • (BIO01) Biosolids Agronomic Loading Rates Part 1 (1247)
  • (BIO02) Biosolids Agronomic Loading Rates Part 2 – Manure (1484)

LCR

LCR - Lead and Copper Rule

  • (LCR10) Lead and Copper Rule – Basics (1423)
  • (LCR11) LCR – Initial Planning, Monitoring and Reporting (1488)

Leaching

To dissolve out by the action of a percolating liquid.

  • (LCR10) Lead and Copper Rule – Basics (1423)
  • (LCR11) LCR – Initial Planning, Monitoring and Reporting (1488)

Lead and Copper Rule

Lead and Copper Rule (LCR)

  • (LCR10) Lead and Copper Rule – Basics (1423)
  • (LCR11) LCR – Initial Planning, Monitoring and Reporting (1488)

Lead Service Lines

  1. Lead Service Lines (LSLs)
    • (LCR10) Lead and Copper Rule – Basics (1423)
    • (LCR11) LCR – Initial Planning, Monitoring and Reporting (1488)
    • (LCR13) LCR Planning Tools for NTNCWS (2537)
  2. A service line made of lead that connects a water main to a building inlet. Also includes lead pigtails, goosenecks or other fittings when connected to a service line made of lead.
    • (LCR12) LCR Planning Tools for CWS (2536)

Legume

Plant that has formed a symbiotic relationship with bacteria (rhizobia) that have the capability to fix nitrogen (convert atmospheric nitrogen into a usable form for plants) addition, such as soybeans, alfalfa, red clover and trefoil.

  • (BIO01) Biosolids Agronomic Loading Rates Part 1 (1247)
  • (BIO02) Biosolids Agronomic Loading Rates Part 2 – Manure (1484)

Levels for Reduced TTHM/HAA5 Monitoring

040 mg/L and .030 mg/L for TTHM and HAA5, respectively for all water systems except small GW systems.

  • (DBP02) DBP Rule Monitoring and Reporting – Job Aids (1283)
  • (DBP10) DBP Rule Monitoring and Reporting for Chlorine⁄Chloramines (1284)
  • (DBP13) DBP Rule Monitoring and Reporting for TTHM⁄HAA5 (1285)

Lime

CaCO3 or CaO - Quick lime.

LSLs

  1. LSLs - Lead Service Lines
    • (LCR10) Lead and Copper Rule – Basics (1423)
    • (LCR11) LCR – Initial Planning, Monitoring and Reporting (1488)
    • (LCR13) LCR Planning Tools for NTNCWS (2537)
  2. A service line made of lead that connects a water main to a building inlet. Also includes lead pigtails, goosenecks or other fittings when connected to a service line made of lead.
  • (LCR12) LCR Planning Tools for CWS (2536)