IOWA BMP MAPPING PROJE CT Ag ric ulture Wa te r Qua lity Pa rtne - PowerPoint PPT Presentation

IOWA BMP MAPPING PROJE CT Ag ric ulture Wa te r Qua lity Pa rtne rship F o rum Ma rc h 12, 2018 T re vo r Sa mple

E F F ORT S T O IMPROVE T RACKING OF ST RUCT URAL PRACT ICE S  Collabor ative pr oje c t  Iowa State Unive r sity  Iowa De pt. of Natur al Re sour c e s  Iowa Nutr ie nt Re se ar c h and E duc ation Counc il  Iowa De par tme nt of Agr ic ultur e and L and Ste war dship  Use GIS mapping softwar e to de line ate str uc tur al pr ac tic e s r e c omme nde d in the Iowa Nutr ie nt L oss Re duc tion Str ate gy.  2010 L iDAR da ta a nd historic / c urre nt a e ria l ima g e ry.

E ac h Se me ste r sinc e the spr ing of 2015, stude nt • inte r ns have be e n digitizing six spe c ific manage me nt pr ac tic e s in wate r she ds ac r oss the state . Ove r 1,400 HUC 12 wate r she ds have be e n • c omple te d. Str ong c ollabor ation among funding par tne r s • Ame r ic aVie w, state gove r nme nt and pr ivate • industr y. IowaVie w r e c e ive d minigr ant fr om Ame r ic aVie w to • c r e ate thr e e tutor ials: Digitizing Conse r vation Pr ac tic e s • Histor ic al Oc c ur r e nc e E valuation • Ide ntifying and Mapping tile dr ainage . •

COMPONE NT S AND RE SOURCE S  1. Base line Asse ssme nt to map pr ac tic e s: $150- $250/ HUC 12  (We have 1,877 in Illinois)  10- 12 GIS stude nts at IA State wor king on this at a time .  2. QA/ QC  IA State Staff r e vie w wor k of stude nts, 1- 2 staff par t time .  3. Pr ogr e ss asse ssme nt using 25% sample size of HUC12s c ompar ing 1980s ae r ial image r y with the base line asse ssme nt  T he n doing update using update d ae r ial image r y.  Othe r side pr oje c ts using this infor mation in the wor ks.  Base line to be done Spr ing 2018 with QA/ QC c omple te by F all 2018.

QUE ST IONS F OR AWQPF  Do we want to tr y this in Illinois?  What pr ac tic e s would we want to map?  F ilte r str ips/ Ripar ian Buffe r s (r e c omme nde d in NL RS)  Gr ass Wate r ways  T e r r ac e s  WASCOBs  Othe r s  Who c ould do it, Who pays?  Do we do whole state or se le c t wate r she ds?  Pr ior ity Wate r she ds for Phosphor us

OPT ION- F OCUS ON F IL T E R ST RIPS IN PHOSPHORUS PRIORIT Y WAT E RSHE D(S)  Not as c omple x or e xpe nsive to map.  F oc use s on a r e lative ly simple and c he ap pr ac tic e .  Pr ovide base line and tar ge t whe r e pr ac tic e is ne e de d  T r ac k imple me ntation ove r time  Inc or por ate Ne gative slope analysis?

AGRICUL T URE CONSE RVAT ION PL ANNING F RAME WORK (ACPF )  Wa te rshe d pla nning toolbox  Hig h- re solution g e o- spa tia l da ta se ts  Use d within Arc GIS.

AGRICUL T URE CONSE RVAT ION PL ANNING F RAME WORK (ACPF )  Analyze soils, land use , and high- re solution topographic data  Ide ntify opportunitie s to install c onse rvation prac tic e s in fie lds and wate rshe ds.

AGRICUL T URE CONSE RVAT ION PL ANNING F RAME WORK (ACPF )  De te rmine whic h fie lds within a wate rshe d are most prone to c ontribute runoff to stre ams  Ide ntify whe re fie ld- sc ale and e dge of fie ld prac tic e s c ould be installe d

AGRICUL T URE CONSE RVAT ION PL ANNING F RAME WORK (ACPF )  Prac tic e s inc lude :