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Data Reports Data Files	Grassland Bypass Program Bureau of Reclamation

Summary of Selenium Loads at Station B
(Discharge from San Luis Drain)

To view the data table for Station B, Click on the appropriate month.
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2007-2008	Selenium Load Limitation (lbs)	Selenium Load - Calculated (lbs)
October	219	41
November	219	96
December	349	198
January	324	282
February	358	269
March	358	142
April	373	164
May	379	254
June	169	142
July	171	77
August	180	45
September	202
Total Discharge from Drain	NA
Annual Load Limitation	3,236	NA

2006-2007	Selenium Load Limitation (lbs)	Selenium Load - Calculated (lbs)
October	260	184
November	260	256
December	211	169
January	349	324
February	396	345
March	396	255
April	412	339
May	419	338
June	183	129
July	185	91
August	195	70
September	223	51
Total Discharge from Drain	NA	2,295
Annual Load Limitation	3,489	NA

2005-2006	Selenium Load Limitation (lbs)	Selenium Load - Calculated (lbs)
October	328	122
November	328	176
December	211	156
January	211	521
February	488	397
March	488	416
April	506	401
May	512	379
June	354	296
July	356	298
August	366	243
September	332	158
Total Discharge from Drain	NA	3,563
Annual Load Limitation	4,480	NA

2004-2005	Selenium Load Limitation (lbs)	Selenium Load - Calculated (lbs)
October	294	129
November	294	166
December	298	157
January	289	391
February	488	578
March	496	947
April	506	387
May	512	408
June	354	310
July	356	290
August	366	314
September	332	207
Total Discharge from Drain	NA	4,284
Annual Load Limitation	4,585	NA

2003-2004	Selenium Load Limitation (lbs)	Selenium Load - Calculated (lbs)
October	301	200
November	301	207
December	316	244
January	333	286
February	523	519
March	618	627
April	499	435
May	439	334
June	365	329
July	365	334
August	339	203
September	297	153
Total Discharge from Drain	NA	3,871
Annual Load Limitation	4,696	NA

2002-2003	Selenium Load Limitation (lbs)	Selenium Load - Calculated (lbs)
October	308	216
November	308	216
December	334	241
January	359	224
February	571	495
March	685	702
April	538	470
May	464	421
June	397	321
July	397	347
August	363	250
September	303	126
Total Discharge from Drain	NA	4,029
Annual Load Limitation	5,027	NA

2001-2002	Selenium Load Limitation (lbs)	Selenium Load - Calculated (lbs)
October	315	118
November	315	148
December	353	170
January	385	246
February	619	483
March	753	586
April	577	500
May	488	363
June	429	397
July	429	365
August	387	322
September	310	241
Total Discharge from Drain	NA	3,939
Annual Load Limitation	5,360	NA

2000-2001	Selenium Load Limitation (lbs)	Selenium Load - Calculated (lbs)
October	348	146
November	348	174
December	389	194
January	453	255
February	736	574
March	906	779
April	679	481
May	566	408
June	509	426
July	509	416
August	453	353
September	350	171
Total Discharge from Drain	NA	4377
Annual Load Limitation	5661	NA


1999-2000	Selenium Load Limitation (lbs)	Selenium Load - Calculated (lbs)
October	348	181
November	348	193
December	389	236
January	479	285
February	779	541
March	959	761
April	719	549
May	599	427
June	539	439
July	539	425
August	480	324
September	350	242
Total Discharge from Drain	NA	--
Annual Load Limitation	5994	NA

1998-1999	Selenium Load Limitation (lbs)	Selenium Load - Calculated (lbs)
October	348	277
November	348	226
December	389	239
January	506	284
February	823	609
March	1,013	799
April	759	529
May	633	482
June	569	524
July	569	462
August	506	418
September	350	275
Total Discharge from Drain	NA	5124
Annual Load Limitation	6327	NA

1997-1998	Selenium Load Limitation (lbs)	Selenium Load - Calculated (lbs)
October	348	248
November	348	207
December	389	178
January	533	335
February	866	965
March	1,066	1,600
April	799	1,554
May	666	1,371
June	599	807
July	599	615
August	533	500
September	350	388
Total Discharge from Drain	NA	8,768
Storm Discharge	NA	350⁽²⁾
Combined Discharge	NA	9,118
Annual Load Limitation	6,660 ⁽³⁾	NA

1996-1997	Selenium Load Limitation (lbs)	Selenium Load - Calculated (lbs)
October	348	202
November	348	252
December	389	285
January	533	599
February	866	878
March	1,066	1,119
April	799	1,280
May	666	849
June	599	611
July	599	428
August	533	348
September	350	109
Total Discharge from Drain	NA	6,960
Storm Discharge	NA	137⁽¹⁾
Combined Discharge	NA	7,097
Annual Load Limitation	6,660 ⁽³⁾	NA

^{(1)
Resulted from unscheduled releases into wetland channels during
the January 1997 storm event}
^{(2)
Resulted from unscheduled releases into Agatha Canal during the
February 1997 period}
^{(3)
Refer to Use Agreement for details}

Compiled by San Francisco Estuary Institute
comments? nicoled@sfei.org