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gravel, crushed stone, slag, recycled concrete and geosynthetic aggregates, and available in
gravel, crushed stone, slag, recycled concrete and geosynthetic aggregates, and available in
various particulate size gradations.
various particulate size gradations.


= B =
= B =
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pollutants from runoff through filtration in the soil and uptake by plant roots and can help to
pollutants from runoff through filtration in the soil and uptake by plant roots and can help to
reduce runoff volume through evapotranspiration and infiltration.
reduce runoff volume through evapotranspiration and infiltration.


= C =
= C =
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=== Cistern ===
=== Cistern ===
Tank used to store rainwater (typically roof runoff) for later use.
Tank used to store rainwater (typically roof runoff) for later use.


= D =
= D =
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sedimentation, filtration through the root zone, evapotranspiration, and infiltration into the
sedimentation, filtration through the root zone, evapotranspiration, and infiltration into the
underlying native soil.
underlying native soil.


= E=
= E=
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the surrounding medium (e.g., the infiltration of water into the native soil through a perforated
the surrounding medium (e.g., the infiltration of water into the native soil through a perforated
pipe wall as it is conveyed).
pipe wall as it is conveyed).


= F =
= F =
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A hybrid neighbourhood and district layout model that combines the geometries of
A hybrid neighbourhood and district layout model that combines the geometries of
inner city grid road patterns with the loop and cul-de-sac road patterns of conventional suburbs.
inner city grid road patterns with the loop and cul-de-sac road patterns of conventional suburbs.


= G =
= G =
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=== Groundwater Recharge ===
=== Groundwater Recharge ===
The inflow of surface water to a groundwater reservoir or aquifer.
The inflow of surface water to a groundwater reservoir or aquifer.


= H =
= H =
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D – Clay soils, very low infiltration capacity, very low leaching potential and very high runoff
D – Clay soils, very low infiltration capacity, very low leaching potential and very high runoff
potential.
potential.


= I =
= I =
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Refers to a system that accepts all of the flow from a drainage area and conveys larger
Refers to a system that accepts all of the flow from a drainage area and conveys larger
event flows through an overflow outlet.
event flows through an overflow outlet.


= J =
= J =


= K =
= K =


= L =
= L =
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management practices that promote the use of natural systems for infiltration and
management practices that promote the use of natural systems for infiltration and
evapotranspiration, and rainwater harvesting.
evapotranspiration, and rainwater harvesting.


= M =
= M =
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for the selected plants; shredded hardwood bark has been found to work best as it is less likely
for the selected plants; shredded hardwood bark has been found to work best as it is less likely
to float.
to float.


= N =
= N =
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The natural ground material characteristic of or existing by virtue of geographic
The natural ground material characteristic of or existing by virtue of geographic
origin.
origin.


= O =
= O =
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conjunction, create a bypass channel so that higher flows do not pass over the surface of the
conjunction, create a bypass channel so that higher flows do not pass over the surface of the
filter bed.
filter bed.


= P =
= P =
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sediment, leaves and pollutants, from stormwater before reaching a best management practice;
sediment, leaves and pollutants, from stormwater before reaching a best management practice;
Examples include, settling forebays, vegetated filter strips and gravel diaphragms.
Examples include, settling forebays, vegetated filter strips and gravel diaphragms.


= Q =
= Q =


= R =
= R =
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=== Runoff ===
=== Runoff ===
Water from rain, snow melt, or irrigation that flows over the land surface.
Water from rain, snow melt, or irrigation that flows over the land surface.


= S =
= S =
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=== Stream Channel ===
=== Stream Channel ===
A natural waterway, formed by fluvial processes, that conveys running water.
A natural waterway, formed by fluvial processes, that conveys running water.


= T =
= T =
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A combination of lot level, conveyance, and end-of-pipe stormwater
A combination of lot level, conveyance, and end-of-pipe stormwater
management practices.
management practices.


= U =
= U =
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The changing of land cover and land uses from rural to urban; the growth of
The changing of land cover and land uses from rural to urban; the growth of
urban settlements.
urban settlements.


= V =
= V =
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suspended sediment and associated pollutants, and by providing some infiltration into
suspended sediment and associated pollutants, and by providing some infiltration into
underlying soils. Also known as buffer strips and grassed filter strips.
underlying soils. Also known as buffer strips and grassed filter strips.


= W =
= W =
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An area of land that drains into a river or a lake. The boundary of a watershed is
An area of land that drains into a river or a lake. The boundary of a watershed is
based on the elevation (natural contours) of a landscape.
based on the elevation (natural contours) of a landscape.


= X =
= X =


= Y =
= Y =


= Z =
= Z =

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