ABOUT THIS PARAMETER

proportion of rainfall intercepted

The proportion of rainfall captured on plants.

Used to calculate:water held on plants

Varies by: ecosystem

Used ecosystem Reference Location: Ecosystem
(study period)
Value Units Notes
* Agricultural field / vegetable garden Tolk et al. 1995 Estimated net interception losses during and after sprinkler irrigation events Bushland, TX: Corn field () 19 % proportion (0 - 100) "Measured irrigation application losses averaged 19% for overhead sprinklers... "
* Airfield Assumed New York City: Urban Area () 0 proportion (0-1)
* Airport terminal Assumed New York City: Urban Area () 0 proportion (0-1)
* Alley Assumed New York City: Urban Area () 0 proportion (0-1)
* Apartment building Assumed New York City: Urban Area () 0 proportion (0-1)
* Beach Assumed New York City: Urban Area () 0 proportion (0-1)
* Bike lane Assumed New York City: Urban Area () 0 proportion (0-1)
* Bioswale Assumed New York City: Urban Area () 0 proportion (0-1)
* Boulevard (arterial) Assumed New York City: Urban Area () 0 proportion (0-1)
* Bridge Assumed New York City: Urban Area () 0 proportion (0-1)
* Camp Assumed New York City: Urban Area () 0 proportion (0-1)
* Cemetery Assumed New York City: Urban Area () 0 proportion (0-1)
* Cistern / rain barrels Assumed New York City: Urban Area () 0 proportion (0-1)
* Cliffs and rock outcrops Assumed New York City: Urban Area () 0 proportion (0-1) we assume that the vegetative cover on cliffs and rock outcrops is negligible with respect to rainfall interception
* Cogeneration plant Assumed New York City: Urban Area () 0 proportion (0-1)
* Compost bin Assumed New York City: Urban Area () 0 proportion (0-1)
* Computer data center Assumed New York City: Urban Area () 0 proportion (0-1)
* Cottages / Mobile home Assumed New York City: Urban Area () 0 proportion (0-1)
* Deep water estuary Assumed New York City: Mannahatta () 0 proportion (0-1)
* Derelict structures Assumed New York City: Urban Area () 0 proportion (0-1)
* Diesel power plant Assumed New York City: Urban Area () 0 proportion (0-1)
* Disturbed Land Thurow et al. 1987 Rainfall interception by midgrass, shortgrass, and live oak mottes Edwards Plateau, TX: Midgrass (1984) 18.1 % proportion (0 - 100) assume same as "midgrass" prairie
* Eelgrass meadow Assumed New York City: Urban Area () 0 proportion (0-1) eelgrass grows subsurface so does not intercept rainfall
* Elevated train Assumed New York City: Urban Area () 0 proportion (0-1)
* Estuary Assumed New York City: Mannahatta () 0 proportion (0-1)
* Factory Assumed New York City: Urban Area () 0 proportion (0-1)
* Freshwater marsh Thurow et al. 1987 Rainfall interception by midgrass, shortgrass, and live oak mottes Edwards Plateau, TX: Midgrass (1984) 18.1 % proportion (0 - 100) assume the same rainfall interception as a "midgrass" prairie
* Fuel storage tank Assumed New York City: Urban Area () 0 proportion (0-1)
* Garage Assumed New York City: Urban Area () 0 proportion (0-1)
* Gas station Assumed New York City: Urban Area () 0 proportion (0-1)
* Geothermal pump Assumed New York City: Urban Area () 0 proportion (0-1)
* Graywater recycling Assumed New York City: Urban Area () 0 proportion (0-1)
* Greenhouse / vertical farm Assumed New York City: Urban Area () 0 proportion (0-1)
* Green roof Assumed New York City: Urban Area () 0 proportion (0-1)
* Hardwood swamp Henderson et al. 1977 Quantity and chemistry of throughfall as influenced by forest-type and season Walker Branch Watershed, TN: Quercus - Carya forest (1971-1973) 15.56 % proportion (0 - 100) assume the same interception rate as a oak-hickory forest
* Heavy rail line Assumed New York City: Urban Area () 0 proportion (0-1)
* Hemlock – northern hardwood forest Swank 1968 Influence of Rainfall Interception on Streamflow Highlands, NC: White pine () 22.45 % proportion (0 - 100) Swank (1968) estimated that a 60-year old white pine forest would intercept 12.1 inches of rainfall from an annual rainfall of 53.9 inches or 22.45%
* High salt marsh Thurow et al. 1987 Rainfall interception by midgrass, shortgrass, and live oak mottes Edwards Plateau, TX: Midgrass (1984) 18.1 % proportion (0 - 100)
* Highway Assumed New York City: Urban Area () 0 proportion (0-1)
* Hospital Assumed New York City: Urban Area () 0 proportion (0-1)
* Hotel Assumed New York City: Urban Area () 0 proportion (0-1)
* Landfill Assumed New York City: Urban Area () 0 proportion (0-1)
* Lawn Thurow et al. 1987 Rainfall interception by midgrass, shortgrass, and live oak mottes Edwards Plateau, TX: Shortgrass (1984) 10.1 % proportion (0 - 100) assume same as "shortgrass" prairie
* Light rail line Assumed New York City: Urban Area () 0 proportion (0-1)
* Low salt marsh Thurow et al. 1987 Rainfall interception by midgrass, shortgrass, and live oak mottes Edwards Plateau, TX: Midgrass (1984) 18.1 % proportion (0 - 100)
* Meadow Thurow et al. 1987 Rainfall interception by midgrass, shortgrass, and live oak mottes Edwards Plateau, TX: Midgrass (1984) 18.1 % proportion (0 - 100) "sideoats grama dominated sites"
Meadow Thurow et al. 1987 Rainfall interception by midgrass, shortgrass, and live oak mottes Edwards Plateau, TX: Shortgrass (1984) 10.8 % proportion (0 - 100) "curlymesquite dominated sites"
Meadow Beard 1962 Rainfall interception by grass Natal, South Africa: Thmeda veld (1956) 57.86 % proportion (0 - 100) Beard (1962) observed that for annual rainfall rate of 34.46 inches, throughfall was 14.52 inches, suggesting an interception rate of 57.86% (!)
* Mixed use: office / residential building Assumed New York City: Urban Area () 0 proportion (0-1)
* Mixed use: restaurant / office building Assumed New York City: Urban Area () 0 proportion (0-1)
* Mixed use: restaurant / residential building Assumed New York City: Urban Area () 0 proportion (0-1)
* Mixed use: restaurant / retail building Assumed New York City: Urban Area () 0 proportion (0-1)
* Mixed use: retail / office building Assumed New York City: Urban Area () 0 proportion (0-1)
* Mixed use: retail / residential building Assumed New York City: Urban Area () 0 proportion (0-1)
* Natural gas power plant Assumed New York City: Urban Area () 0 proportion (0-1)
* Oak hickory forest Henderson et al. 1977 Quantity and chemistry of throughfall as influenced by forest-type and season Walker Branch Watershed, TN: Quercus - Carya forest (1971-1973) 15.56 % proportion (0 - 100) During the growing season, Henderson et al. (1977) observed that throughfall was 588 mm from annual precipitation of 710 mm (interception = 17.18%) and 630 mm from annual precipitation of 732 mm (interception = 13.93%). The average of these is 15.56%
Oak hickory forest Swank 1968 Influence of Rainfall Interception on Streamflow Hot Springs, AK: Shortleaf pine overstory; hardwood understory () 17.1 % proportion (0 - 100) Swank (1968) estimates that 9.2 inches of rainfall would be intercepted from an annual rainfall of 53.9 inches, or 17.1%
Oak hickory forest Swank 1968 Influence of Rainfall Interception on Streamflow Eastern USA: Mixed hardwood forest () 7.98 % proportion (0 - 100) Swank (1968) estimates that over the course of year 4.3 inches of rainfall would be intercepted from an annual rainfall of 53.9 inches (or
* Office building Assumed New York City: Urban Area () 0 proportion (0-1)
* Orchard Fares et al. 2008 Water balance components in a mature citrus orchard central Florida: citrus trees () 35 % proportion (0 - 100) " We found that the tree canopy intercepted 35 and 50% of the incoming high (≥5-mm) and low (<5-mm) intensity rainfalls, respectively."
* Ornamental garden Tolk et al. 1995 Estimated net interception losses during and after sprinkler irrigation events Bushland, TX: Corn field () 19 % proportion (0 - 100) Assumed to be the same as an agricultural field
* Parking lot Assumed New York City: Urban Area () 0 proportion (0-1)
* Park savanna Qingfu et al 2000 winter rainfall interception Davis, California: park savanna (2000) 15 % proportion (0 - 100) interception loss to drainage basin for deciduous tree = 15% aka proportion of rainfall intercepted by park savanna tree
* Paved ball field/court Assumed New York City: Urban Area () 0 proportion (0-1)
* Pedestrian bridge Assumed New York City: Urban Area () 0 proportion (0-1)
* Pedestrian street / plaza Assumed New York City: Urban Area () 0 proportion (0-1)
* Permeable pavers NC State Agriculture 2008 permeable pavement: research update and design implications North Carolina: urban impervious area (2008) 40 % proportion (0 - 100)
Permeable pavers NC State Agriculture 2008 permeable pavement: research update and design implications North Carolina: urban impervious area (2008) 20 % proportion (0 - 100) auto impervious proportion of rainfall intercepted
Permeable pavers NC State Agriculture 2008 permeable pavement: research update and design implications North Carolina: urban impervious area (2008) 60 % proportion (0 - 100) pedestrian permeable paver retention
* Photovoltaic panels Assumed New York City: Urban Area () 0 proportion (0-1)
* Pier Assumed New York City: Urban Area () 0 proportion (0-1)
* Pond Assumed New York City: Urban Area () 0 proportion (0-1)
* Public assembly hall Assumed New York City: Urban Area () 0 proportion (0-1)
Puddles on hardtops NULL REFERENCE NULL REFERENCE LOCATON: NULL ECOSYSTEM (NULL STUDY PERIOD) None DUMMY UNIT
* Restaurant Assumed New York City: Urban Area () 0 proportion (0-1)
* Retail building Assumed New York City: Urban Area () 0 proportion (0-1)
* School or university Assumed New York City: Urban Area () 0 proportion (0-1)
* Sewage treatment plant Assumed New York City: Urban Area () 0 proportion (0-1)
* Shrub land West & Gifford 1976 Rainfall interception by cool-desert shrubs Curlew Valley, UT: Desert shrubland (1973) 4 % proportion (0 - 100)
* Sidewalk Assumed New York City: Urban Area () 0 proportion (0-1)
* Single family home Assumed New York City: Urban Area () 0 proportion (0-1)
* Solar energy facility Assumed New York City: Urban Area () 0 proportion (0-1)
* Solar heating panels Assumed New York City: Urban Area () 0 proportion (0-1)
* Solid waste transfer plant Assumed New York City: Urban Area () 0 proportion (0-1)
* Stadium Assumed New York City: Urban Area () 0 proportion (0-1)
* Stream Assumed New York City: Urban Area () 0 proportion (0-1)
* Streetcar line Assumed New York City: Urban Area () 0 proportion (0-1)
* Street (collector) Assumed New York City: Urban Area () 0 proportion (0-1)
* Street trees Sanders 1986 Urban vegetation impacts on the hydrology of Dayton, OH Dayton, OH: Urban ecosystem () 9 % proportion (0 - 100)
* Subway Assumed New York City: Urban Area () 0 proportion (0-1)
* Swimming pool Assumed New York City: Urban Area () 0 proportion (0-1)
* Tidal energy facility Assumed New York City: Urban Area () 0 proportion (0-1)
* Traffic slowed street Assumed New York City: Urban Area () 0 proportion (0-1)
* Trail Assumed New York City: Urban Area () 0 proportion (0-1)
* Tunnel Assumed New York City: Urban Area () 0 proportion (0-1)
* Utility yard Assumed New York City: Urban Area () 0 proportion (0-1)
* Warehouse Assumed New York City: Urban Area () 0 proportion (0-1)
* Waste energy power plant Assumed New York City: Urban Area () 0 proportion (0-1)
* Water treatment plant Assumed New York City: Urban Area () 0 proportion (0-1)
* Water/wastewater storage tank Assumed New York City: Urban Area () 0 proportion (0-1)
* Wind farm Assumed New York City: Urban Area () 0 proportion (0-1)

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