diff --git a/sdr/biophysical_table_invalid_value.csv b/sdr/biophysical_table_invalid_value.csv
new file mode 100644
index 0000000000000000000000000000000000000000..342454f0e19bd65c1b631a05acd580f516cd309a
--- /dev/null
+++ b/sdr/biophysical_table_invalid_value.csv
@@ -0,0 +1,67 @@
+LULC_desc,lucode,Kc,root_depth,usle_c,usle_p,sedret_eff,load_n,eff_n,load_p,eff_p,LULC_veg,crit_len_p,crit_len_n,load_subsurface_n,load_subsurface_p,proportion_subsurface_n
+Residential? 0-4 DU/ac,1,0.5,700,0.01,0.001,0.05,7,0.05,0,0.05,0,150,150,0.7,0,0
+Residential 4-9 DU/ac?,2,0.2,500,foo,0.001,0.1,7.25,0.05,1.1,0.05,0,150,150,0.725,0.11,0
+Residential? 9-16 DU/ac,3,0.3,500,0.001,0.001,0.05,7.5,0.05,1.2,0.05,0,150,150,0.75,0.12,0
+Residential? >16 DU/ac,4,0.1,300,0.001,0.001,0.05,7.75,0.05,1.3,0.05,0,150,150,0.775,0.13,0
+Vacant,5,0.3,10,0.01,0.35,0.05,0.05,0.05,0.001,0.05,0,150,150,0.005,0.0001,0
+Commercial,6,0.3,500,0.001,0.001,0.05,13.8,0.05,3,0.05,0,150,150,1.38,0.3,0
+Comm/Industrial,7,0.3,500,0.001,0.001,0.05,8,0.05,3.4,0.05,0,150,150,0.8,0.34,0
+Industrial,8,0.3,500,0.001,0.001,0.05,1,0.05,3.8,0.05,0,150,150,0.1,0.38,0
+Industrial & Comm.,9,0.3,500,0.001,0.001,0.05,8,0.05,3.4,0.05,0,150,150,0.8,0.34,0
+Residential & Comm.,10,0.3,500,0.001,0.001,0.05,9,0.05,2.5,0.05,0,150,150,0.9,0.25,0
+Urban non-vegetated unknown,11,0.1,10,0.001,0.001,0.05,4,0.05,0.5,0.05,0,150,150,0.4,0.05,0
+Rural structures,16,0.3,500,0.001,0.001,0.05,10,0.1,0.005,0.1,0,150,150,1,0.0005,0
+Railroad,18,0.1,50,0.001,0.001,0.05,0.01,0.05,0.005,0.05,0,150,150,0.001,0.0005,0
+Primary roads?,19,0.2,100,0.001,0.001,0.05,0.01,0.05,0.005,0.05,0,150,150,0.001,0.0005,0
+Secondary roads,20,0.1,50,0.001,0.001,0.05,0.01,0.05,0.005,0.05,0,150,150,0.001,0.0005,0
+Light duty roads,21,0.1,50,0.001,0.001,0.05,0.01,0.05,0.005,0.05,0,150,150,0.001,0.0005,0
+Rural non-vegetated unknown,24,0.3,400,0.001,0.001,0.05,5,0.05,0.5,0.05,0,150,150,0.5,0.05,0
+Main channel non-vegetated?,29,1,500,0.001,0.001,0.05,0.001,0.05,0.001,0.05,0,150,150,0.0001,0.0001,0
+Stream orders 5-7,32,1,500,0.001,0.001,0.05,0.001,0.05,0.001,0.05,0,150,150,0.0001,0.0001,0
+Permanent lentic water,33,1,1000,0.001,0.001,0.8,0.001,0.05,0.001,0.05,0,150,150,0.0001,0.0001,0
+Topographic Shadow,39,0.3,10,0.001,0.001,0.05,0.001,0.05,0.001,0.05,0,150,150,0.0001,0.0001,0
+Snow,40,0.4,10,0.001,0.001,0.05,0.001,0.05,0.001,0.05,0,150,150,0.0001,0.0001,0
+Barren,42,0.2,10,0.25,0.01,0.2,4,0.05,0.001,0.05,0,150,150,0.4,0.0001,0
+Urban tree overstory,49,1,5000,0.2,0.2,0.6,4,0.6,0.005,0.6,1,150,150,0.4,0.0005,0
+Upland Forest open,51,0.85,4750,0.003,0.2,0.5,1.8,0.75,0.011,0.75,1,150,150,0.18,0.0011,0
+Upland Forest Semi-closed mixed,52,1,7000,0.003,0.2,0.6,1.8,0.75,0.011,0.75,1,150,150,0.18,0.0011,0
+Forest Closed hardwood?,53,1,7000,0.003,0.2,0.6,1.8,0.8,0.011,0.8,1,150,150,0.18,0.0011,0
+Forest Closed mixed?,54,1,7000,0.003,0.2,0.6,1.8,0.8,0.011,0.8,1,150,150,0.18,0.0011,0
+Upland Forest Semi-closed conifer?,55,1,7000,0.003,0.2,0.6,1.8,0.75,0.011,0.75,1,150,150,0.18,0.0011,0
+Conifers 0-20 yrs?,56,1,7000,0.003,0.2,0.6,1.8,0.75,0.011,0.75,1,150,150,0.18,0.0011,0
+Forest closed conifer 21-40 yrs,57,1,7000,0.003,0.2,0.6,1.8,0.8,0.011,0.8,1,150,150,0.18,0.0011,0
+Forest closed conifer 41-60 yrs.,58,1,7000,0.003,0.2,0.6,1.8,0.8,0.011,0.8,1,150,150,0.18,0.0011,0
+Forest closed conifer 61-80 yrs,59,1,7000,0.003,0.2,0.6,1.8,0.8,0.011,0.8,1,150,150,0.18,0.0011,0
+Forest closed conifer 81-200 yrs,60,1,7000,0.003,0.2,0.6,1.8,0.8,0.011,0.8,1,150,150,0.18,0.0011,0
+Forest closed conifer older than 200 yrs,61,1,7000,0.003,0.2,0.6,1.8,0.8,0.011,0.8,1,150,150,0.18,0.0011,0
+Upland Forest Semi-closed hardwood,62,1,7000,0.003,0.2,0.6,1.8,0.75,0.011,0.75,1,150,150,0.18,0.0011,0
+Hybrid poplar,66,1,7000,0.005,0.2,0.6,1.8,0.7,0.011,0.7,1,150,150,0.18,0.0011,0
+Grass seed rotation,67,0.65,700,0.02,0.3,0.5,11,0.25,1.5,0.25,1,150,150,1.1,0.15,0.3
+Irrigated annual? rotation,68,0.6,1000,0.35,0.4,0.25,11,0.25,3,0.25,1,150,150,1.1,0.3,0.3
+Grains,71,0.65,2000,0.25,0.4,0.25,5.3,0.25,1.5,0.25,1,150,150,0.53,0.15,0.3
+Nursery,72,0.65,1700,0.25,0.4,0.4,11,0.35,3,0.35,1,150,150,1.1,0.3,0.3
+Berries & Vineyards?,73,0.7,2000,0.01,0.2,0.3,10,0.35,3,0.36,1,150,150,1,0.3,0.3
+Double cropping?,74,0.65,2000,0.3,0.4,0.25,11,0.35,3,0.25,1,150,150,1.1,0.3,0.3
+Hops,75,0.65,2000,0.2,0.4,0.25,11,0.25,3,0.25,1,150,150,1.1,0.3,0.3
+Mint?,76,0.65,2000,0.2,0.4,0.25,11,0.25,3,0.25,1,150,150,1.1,0.3,0.3
+Radish seed?,77,0.65,2000,0.2,0.25,0.25,11,0.25,3,0.25,1,150,150,1.1,0.3,0.3
+Sugar beet seed,78,0.65,300,0.3,0.4,0.25,11,0.25,3,0.25,1,150,150,1.1,0.3,0.3
+Row crop,79,0.6,1500,0.5,0.4,0.25,11,0.25,3,0.25,1,150,150,1.1,0.3,0.3
+Grass?,80,0.65,1700,0.008,0.2,0.4,11,0.4,1.5,0.4,1,150,150,1.1,0.15,0
+Burned grass,81,0.3,1000,0.01,0.4,0.1,11,0.1,1.5,0.1,1,150,150,1.1,0.15,0
+Field crop,82,0.6,700,0.5,0.4,0.25,11,0.25,3,0.25,1,150,150,1.1,0.3,0.3
+Hayfield,83,0.65,700,0.02,0.25,0.35,5,0.25,1,0.25,1,150,150,0.5,0.1,0.3
+Late field crop,84,0.6,700,0.5,0.4,0.25,11,0.25,3,0.25,1,150,150,1.1,0.3,0.3
+Pasture?,85,0.85,1000,0.02,0.25,0.4,3.1,0.25,0.1,0.25,1,150,150,0.31,0.01,0
+Natural grassland?,86,0.65,2000,0.01,0.2,0.4,4,0.4,0.05,0.4,1,150,150,0.4,0.005,0
+Natural shrub,87,0.5,2000,0.01,0.2,0.5,2,0.5,0.011,0.5,1,150,150,0.2,0.0011,0
+Bare/fallow,88,0.2,500,0.01,0.2,0.05,4,0.05,0.05,0.05,1,150,150,0.4,0.005,0
+Flooded/marsh?,89,1,7000,0.01,0.2,0.6,2,0.8,0.05,0.8,1,150,150,0.2,0.005,0
+Irrigated perennial,90,0.7,2000,0.25,0.35,0.5,11,0.4,3,0.4,1,150,150,1.1,0.3,0.3
+Turfgrass,91,0.85,1000,0.008,0.2,0.4,11,0.4,1.5,0.4,1,150,150,1.1,0.15,0
+Orchard,92,0.7,3000,0.006,0.3,0.3,10,0.45,3,0.45,1,150,150,1,0.3,0
+Christmas trees,93,1,3000,0.01,0.2,0.6,5,0.5,0.015,0.5,1,150,150,0.5,0.0015,0
+Conifer Woodlot,95,1,7000,0.01,0.2,0.6,2,0.5,0.011,0.5,1,150,150,0.2,0.0011,0
+Oak savanna?,98,0.8,4750,0.005,0.2,0.35,1,0.7,0.011,0.7,1,150,150,0.1,0.0011,0
+Wet shrub,101,0.6,2000,0.01,0.2,0.5,2,0.5,0.011,0.5,1,150,150,0.2,0.0011,0
+Unknown,102,0.5,700,0.001,0.001,0.25,0.001,0.05,0.001,0.05,1,150,150,0.0001,0.0001,0
diff --git a/sdr/biophysical_table_too_large.csv b/sdr/biophysical_table_too_large.csv
new file mode 100644
index 0000000000000000000000000000000000000000..3c0404c07cf3d9e1fb347983667403014b3ed69f
--- /dev/null
+++ b/sdr/biophysical_table_too_large.csv
@@ -0,0 +1,67 @@
+LULC_desc,lucode,Kc,root_depth,usle_c,usle_p,sedret_eff,load_n,eff_n,load_p,eff_p,LULC_veg,crit_len_p,crit_len_n,load_subsurface_n,load_subsurface_p,proportion_subsurface_n
+Residential? 0-4 DU/ac,1,0.5,700,0.01,0.001,0.05,7,0.05,0,0.05,0,150,150,0.7,0,0
+Residential 4-9 DU/ac?,2,0.2,500,0.01,0.001,0.1,7.25,0.05,1.1,0.05,0,150,150,0.725,0.11,0
+Residential? 9-16 DU/ac,3,0.3,500,0.001,0.001,0.05,7.5,0.05,1.2,0.05,0,150,150,0.75,0.12,0
+Residential? >16 DU/ac,4,0.1,300,0.001,0.001,0.05,7.75,0.05,1.3,0.05,0,150,150,0.775,0.13,0
+Vacant,5,0.3,10,0.01,0.35,0.05,0.05,0.05,0.001,0.05,0,150,150,0.005,0.0001,0
+Commercial,6,0.3,500,0.001,0.001,0.05,13.8,0.05,3,0.05,0,150,150,1.38,0.3,0
+Comm/Industrial,7,0.3,500,0.001,0.001,0.05,8,0.05,3.4,0.05,0,150,150,0.8,0.34,0
+Industrial,8,0.3,500,0.001,0.001,0.05,1,0.05,3.8,0.05,0,150,150,0.1,0.38,0
+Industrial & Comm.,9,0.3,500,0.001,0.001,0.05,8,0.05,3.4,0.05,0,150,150,0.8,0.34,0
+Residential & Comm.,10,0.3,500,0.001,0.001,0.05,9,0.05,2.5,0.05,0,150,150,0.9,0.25,0
+Urban non-vegetated unknown,11,0.1,10,0.001,0.001,0.05,4,0.05,0.5,0.05,0,150,150,0.4,0.05,0
+Rural structures,16,0.3,500,0.001,0.001,0.05,10,0.1,0.005,0.1,0,150,150,1,0.0005,0
+Railroad,18,0.1,50,0.001,0.001,0.05,0.01,0.05,0.005,0.05,0,150,150,0.001,0.0005,0
+Primary roads?,19,0.2,100,0.001,0.001,0.05,0.01,0.05,0.005,0.05,0,150,150,0.001,0.0005,0
+Secondary roads,20,0.1,50,0.001,0.001,0.05,0.01,0.05,0.005,0.05,0,150,150,0.001,0.0005,0
+Light duty roads,21,0.1,50,0.001,0.001,0.05,0.01,0.05,0.005,0.05,0,150,150,0.001,0.0005,0
+Rural non-vegetated unknown,24,0.3,400,0.001,0.001,0.05,5,0.05,0.5,0.05,0,150,150,0.5,0.05,0
+Main channel non-vegetated?,29,1,500,0.001,0.001,0.05,0.001,0.05,0.001,0.05,0,150,150,0.0001,0.0001,0
+Stream orders 5-7,32,1,500,0.001,0.001,0.05,0.001,0.05,0.001,0.05,0,150,150,0.0001,0.0001,0
+Permanent lentic water,33,1,1000,0.001,0.001,0.8,0.001,0.05,0.001,0.05,0,150,150,0.0001,0.0001,0
+Topographic Shadow,39,0.3,10,0.001,0.001,0.05,0.001,0.05,0.001,0.05,0,150,150,0.0001,0.0001,0
+Snow,40,0.4,10,0.001,0.001,0.05,0.001,0.05,0.001,0.05,0,150,150,0.0001,0.0001,0
+Barren,42,0.2,10,0.25,0.01,0.2,4,0.05,0.001,0.05,0,150,150,0.4,0.0001,0
+Urban tree overstory,49,1,5000,0.2,0.2,0.6,4,0.6,0.005,0.6,1,150,150,0.4,0.0005,0
+Upland Forest open,51,0.85,4750,0.003,0.2,0.5,1.8,0.75,0.011,0.75,1,150,150,0.18,0.0011,0
+Upland Forest Semi-closed mixed,52,1,7000,0.003,0.2,0.6,1.8,0.75,0.011,0.75,1,150,150,0.18,0.0011,0
+Forest Closed hardwood?,53,1,7000,0.003,0.2,0.6,1.8,0.8,0.011,0.8,1,150,150,0.18,0.0011,0
+Forest Closed mixed?,54,1,7000,0.003,0.2,0.6,1.8,0.8,0.011,0.8,1,150,150,0.18,0.0011,0
+Upland Forest Semi-closed conifer?,55,1,7000,0.003,0.2,0.6,1.8,0.75,0.011,0.75,1,150,150,0.18,0.0011,0
+Conifers 0-20 yrs?,56,1,7000,0.003,0.2,0.6,1.8,0.75,0.011,0.75,1,150,150,0.18,0.0011,0
+Forest closed conifer 21-40 yrs,57,1,7000,0.003,0.2,0.6,1.8,0.8,0.011,0.8,1,150,150,0.18,0.0011,0
+Forest closed conifer 41-60 yrs.,58,1,7000,0.003,0.2,0.6,1.8,0.8,0.011,0.8,1,150,150,0.18,0.0011,0
+Forest closed conifer 61-80 yrs,59,1,7000,0.003,0.2,0.6,1.8,0.8,0.011,0.8,1,150,150,0.18,0.0011,0
+Forest closed conifer 81-200 yrs,60,1,7000,0.003,0.2,0.6,1.8,0.8,0.011,0.8,1,150,150,0.18,0.0011,0
+Forest closed conifer older than 200 yrs,61,1,7000,0.003,0.2,0.6,1.8,0.8,0.011,0.8,1,150,150,0.18,0.0011,0
+Upland Forest Semi-closed hardwood,62,1,7000,0.003,0.2,0.6,1.8,0.75,0.011,0.75,1,150,150,0.18,0.0011,0
+Hybrid poplar,66,1,7000,0.005,0.2,0.6,1.8,0.7,0.011,0.7,1,150,150,0.18,0.0011,0
+Grass seed rotation,67,0.65,700,0.02,0.3,0.5,11,0.25,1.5,0.25,1,150,150,1.1,0.15,0.3
+Irrigated annual? rotation,68,0.6,1000,0.35,0.4,0.25,11,0.25,3,0.25,1,150,150,1.1,0.3,0.3
+Grains,71,0.65,2000,0.25,0.4,0.25,5.3,0.25,1.5,0.25,1,150,150,0.53,0.15,0.3
+Nursery,72,0.65,1700,0.25,0.4,0.4,11,0.35,3,0.35,1,150,150,1.1,0.3,0.3
+Berries & Vineyards?,73,0.7,2000,0.01,0.2,0.3,10,0.35,3,0.36,1,150,150,1,0.3,0.3
+Double cropping?,74,0.65,2000,0.3,0.4,0.25,11,0.35,3,0.25,1,150,150,1.1,0.3,0.3
+Hops,75,0.65,2000,0.2,0.4,0.25,11,0.25,3,0.25,1,150,150,1.1,0.3,0.3
+Mint?,76,0.65,2000,0.2,0.4,0.25,11,0.25,3,0.25,1,150,150,1.1,0.3,0.3
+Radish seed?,77,0.65,2000,0.2,0.25,0.25,11,0.25,3,0.25,1,150,150,1.1,0.3,0.3
+Sugar beet seed,78,0.65,300,0.3,0.4,0.25,11,0.25,3,0.25,1,150,150,1.1,0.3,0.3
+Row crop,79,0.6,1500,0.5,0.4,0.25,11,0.25,3,0.25,1,150,150,1.1,0.3,0.3
+Grass?,80,0.65,1700,0.008,0.2,0.4,11,0.4,1.5,0.4,1,150,150,1.1,0.15,0
+Burned grass,81,0.3,1000,0.01,0.4,0.1,11,0.1,1.5,0.1,1,150,150,1.1,0.15,0
+Field crop,82,0.6,700,0.5,0.4,0.25,11,0.25,3,0.25,1,150,150,1.1,0.3,0.3
+Hayfield,83,0.65,700,0.02,0.25,0.35,5,0.25,1,0.25,1,150,150,0.5,0.1,0.3
+Late field crop,84,0.6,700,0.5,0.4,0.25,11,0.25,3,0.25,1,150,150,1.1,0.3,0.3
+Pasture?,85,0.85,1000,0.02,0.25,0.4,3.1,0.25,0.1,0.25,1,150,150,0.31,0.01,0
+Natural grassland?,86,0.65,2000,0.01,0.2,0.4,4,0.4,0.05,0.4,1,150,150,0.4,0.005,0
+Natural shrub,87,0.5,2000,0.01,0.2,0.5,2,0.5,0.011,0.5,1,150,150,0.2,0.0011,0
+Bare/fallow,88,0.2,500,0.01,0.2,0.05,4,0.05,0.05,0.05,1,150,150,0.4,0.005,0
+Flooded/marsh?,89,1,7000,0.01,0.2,0.6,2,0.8,0.05,0.8,1,150,150,0.2,0.005,0
+Irrigated perennial,90,0.7,2000,0.25,0.35,0.5,11,0.4,3,0.4,1,150,150,1.1,0.3,0.3
+Turfgrass,91,0.85,1000,0.008,0.2,0.4,11,0.4,1.5,0.4,1,150,150,1.1,0.15,0
+Orchard,92,0.7,3000,0.006,0.3,0.3,10,0.45,3,0.45,1,150,150,1,0.3,0
+Christmas trees,93,1,3000,0.01,0.2,0.6,5,0.5,0.015,0.5,1,150,150,0.5,0.0015,0
+Conifer Woodlot,95,1,7000,0.01,0.2,0.6,2,0.5,0.011,0.5,1,150,150,0.2,0.0011,0
+Oak savanna?,98,0.8,4750,0.005,0.2,0.35,1,0.7,0.011,0.7,1,150,150,0.1,0.0011,0
+Wet shrub,101,0.6,2000,0.01,1000,0.5,2,0.5,0.011,0.5,1,150,150,0.2,0.0011,0
+Unknown,102,0.5,700,0.001,0.001,0.25,0.001,0.05,0.001,0.05,1,150,150,0.0001,0.0001,0