USGS Scientific Investigations Report 2013–5135  - Modeling the Water-Quality Effects of Changes to the Klamath River Upstream of Keno Dam, Oregon 

Table 1. Total phosphorus and total nitrogen loads for upstream inflow, point, and nonpoint sources in the  Link-Keno reach base case model, Klamath River, Oregon, 2006–09.  

Site name	Site type	Total phosphorus (metric tons per calendar year)
Site name	Site type	2006	2007	2008	2009
Link River	Upstream inflow	188	128	128	114
Klamath Falls wastewater treatment plant	Point source	13	11	11	8
South Suburban wastewater treatment plant	Point source	11	10	9	8
Lost River Diversion Channel	Nonpoint source	66	17	19	10
Columbia Forest Products	Point source	0.003	0.001	0.000	0.000
Klamath Straits Drain	Nonpoint source	76	31	32	30
Site name	Site type	Total nitrogen (metric tons per calendar year)
Site name	Site type	2006	2007	2008	2009
Link River	Upstream inflow	2,488	1,819	1,948	1,746
Klamath Falls wastewater treatment plant	Point source	65	54	53	49
South Suburban wastewater treatment plant	Point source	43	39	36	33
Lost River Diversion Channel	Nonpoint source	617	142	158	70
Columbia Forest Products	Point source	0.038	0.009	0.003	0.001
Klamath Straits Drain	Nonpoint source	506	285	319	278