1. Criterion 4 Conservation of Soil and Water Resources Soils –Kathy O’Neill, Mike Amacher, Ken Stolte Water –Dave Chojnacky, Ken Stolte

2. Conservation and maintenance of soil and water resources 18Area and percent of forest land with significant soil erosion. 19Area and percent of forest land managed primarily for protective functions. e.g. watersheds, flood protection, avalanche protection, riparian zones. 20Percent of stream kilometers in forested catchments in which stream flow and timing has significantly deviated from the historic range of variation. 21Area and percent of forest land with significantly diminished soil organic matter and/or changes in other soil chemical properties. 22Area and percent of forest land with significant compaction or change in soil physical properties resulting from human activities. 23Percent of water bodies in forest areas (e.g. stream kilometers, lake hectares) with significant variance of biological diversity from the historic range of variability. 24Percent of water bodies in forest areas (e.g. stream kilometers, lake hectares) with significant variation from the historic range of variability in pH, dissolved oxygen, levels of chemicals (electrical conductivity), sedimentation or temperature change. 25Area and percent of forest land experiencing an accumulation of persistent toxic substances.

4. 18. Area and percent of forest land with significant soil erosion

5. Erosion (tons/acre)

7. WEPP Predicted Erosion (tons acre -1 ) for Three Disturbance Regimes

12. Table 25.4: Soil adsorption and persistence characteristics for pesticides commonly applied in forest management. Common Name 1 Pesticide Movement RatingSoil Half-life Water Solubility Sorption CoefficientPersistence (days)(mg/L)(K oc ) 2,4 D (acid)Moderate1089020Nonpersistent ChlordaneExtremely Low3500.0620,000Persistent ChlorothalonilLow300.61380Nonpersistent ChlorpyrifosVery Low300.46070Moderately persistent ChlorsulfuronHigh40700040Moderately persistent ClopyralidVery High40300,0006Moderately persistent DiazinonLow40601000Moderately persistent DicambaVery High14400,0002Nonpersistent GlyphosateExtremely Low47900,00024,000Moderately persistent HexazinoneVery High9033,00054Moderately persistent Imazapyr (acid)High9011,000100Moderately persistent Methyl bromideVery High5513,40022Moderately persistent Metsulfuron-methylHigh30950035Moderately persistent OxyfluorfenExtremely Low350.1100,000Moderately persistent PicloramVery High90200,00016Moderately persistent PropiconazoleModerate110 650Moderately persistent Sulfometuron-methylModerate207078Nonpersistent TebuthiuronVery High360250080Persistent Triclopyr amine saltVery High462,100,00020Moderately persistent Source: P.A. Vogue, E.A. Kerle, and J.J. Jenkins. The Oregon State University Extension Pesticide Properties Database http://ace.orst.edu/info/npic/ppdmove.htm 1 Mention of trade names does not constitute endorsement by the U.S. Department of Agriculture.

14. pH Thresholds: South & East

15. pH: county-scale 7.8 8.1 7.3

16. Summer Temp ( 0 C): county-scale 25 22 20

17. pH: HUC-6 scale

18. NAWQA Results for Forested Counties

23. 18Area and percent of forest land with significant soil erosion. 19Area and percent of forest land managed primarily for protective functions. e.g. watersheds, flood protection, avalanche protection, riparian zones. 20Percent of stream kilometers in forested catchments in which stream flow and timing has significantly deviated from the historic range of variation. 21Area and percent of forest land with significantly diminished soil organic matter and/or changes in other soil chemical properties. 22Area and percent of forest land with significant compaction or change in soil physical properties resulting from human activities. 23Percent of water bodies in forest areas (e.g. stream kilometers, lake hectares) with significant variance of biological diversity from the historic range of variability. 24Percent of water bodies in forest areas (e.g. stream kilometers, lake hectares) with significant variation from the historic range of variability in pH, dissolved oxygen, levels of chemicals (electrical conductivity), sedimentation or temperature change. 25Area and percent of forest land experiencing an accumulation of persistent toxic substances. Conservation and maintenance of soil and water resources -Suggested Modifications--

24. IndCurrent WordingSuggested Changes 18Area and percent of forest land with significant soil erosion. 19Area and percent of forest land managed primarily for protective functions. e.g. watersheds, flood protection, avalanche protection, riparian zones. Area and percent of forest land managed for protective functions. e.g. watersheds, flood protection, avalanche protection, riparian zones. Report as primary or secondeary management use. 20Percent of stream kilometers in forested catchments in which stream flow and timing has significantly deviated from the historic range of variation. 21Area and percent of forest land with significantly diminished soil organic matter and/or changes in other soil chemical properties. 22Area and percent of forest land with significant compaction or change in soil physical properties resulting from human activities. 23Percent of water bodies in forest areas (e.g. stream kilometers, lake hectares) with significant variance of biological diversity from the historic range of variability. 24Percent of water bodies in forest areas (e.g. stream kilometers, lake hectares) with significant variation from the historic range of variability in pH, dissolved oxygen, levels of chemicals (electrical conductivity), sedimentation or temperature change. 25Area and percent of forest land experiencing an accumulation of persistent toxic substances.