State of New Jersey State of New Jersey

NHD / WBD Stewardship ConferenceNHD / WBD Stewardship ConferenceNJ State Steward ReportNJ State Steward Report

By: Craig Coutros, NJDEP April 15, 2009

NJDEP

NHD ContactsNHD ContactsNew JerseyNew Jersey

USGS Geospatial LiaisonUSGS Geospatial LiaisonRoger Barlow DC,DE,MD,NJ,Chesapeake BayRoger Barlow DC,DE,MD,NJ,Chesapeake Bay

USGS POC Region 6USGS POC Region 6David Anderson NHD POC, Rolla, MODavid Anderson NHD POC, Rolla, MOGeorge Heleine NHD POC, Rolla, MO - Region 5George Heleine NHD POC, Rolla, MO - Region 5

Principal Steward for New JerseyPrincipal Steward for New JerseyLarry Thornton ManagerLarry Thornton ManagerBureau of Geographic Information SystemsBureau of Geographic Information Systems

Technical POC for New Jersey Technical POC for New Jersey Seth Hackman, GIS SpecialistSeth Hackman, GIS Specialist

MOU DocumentMOU Document: : MOU signed Fall 2008MOU signed Fall 2008

NJDEP

HydrographyHydrography Statewide conflation of NHD High resolution to Local resolutionStatewide conflation of NHD High resolution to Local resolution Supplement 2002 Hydrography features with 2007 ImagerySupplement 2002 Hydrography features with 2007 Imagery Incorporate HUC12 boundary updatesIncorporate HUC12 boundary updates

Current ProjectsCurrent Projects

ImageryImagery Spring 2007 Imagery 1 ft pixel – 4 bands ( Color and CIR services)Spring 2007 Imagery 1 ft pixel – 4 bands ( Color and CIR services)

Land Use / Land Cover 2007 Update Land Use / Land Cover 2007 Update Based on Spring 2007 Imagery : QC role ( 4Based on Spring 2007 Imagery : QC role ( 4thth update –’86,’95,’02) update –’86,’95,’02)

Statewide LIDARStatewide LIDAR Collection dates 2006 - 2009Collection dates 2006 - 2009

WBD UpdateWBD Update HUC12 revision based on HUC14 - CompleteHUC12 revision based on HUC14 - Complete

NJDEP

NJ State Agencies Utilize Water features – various sourcesNJ State Agencies Utilize Water features – various sources

Current Sources of Hydrography dataCurrent Sources of Hydrography data 1986 Hydrography USGS – dlg’s1986 Hydrography USGS – dlg’s NHD High resolutionNHD High resolution 2002 Hydrography 1:2400 – Flowlines and Waterbodies2002 Hydrography 1:2400 – Flowlines and Waterbodies

Water IssuesWater Issues

Current ObjectivesCurrent Objectives Conflation of NHD 1:24,000 to NJ featuresConflation of NHD 1:24,000 to NJ features 2002/2007 Hydrography 1:2400 – Flowlines and Waterbodies2002/2007 Hydrography 1:2400 – Flowlines and Waterbodies Surface Water Quality Standards NHDLine events - reach codeSurface Water Quality Standards NHDLine events - reach code Storet to WQX and to NHDPoint or eventsStoret to WQX and to NHDPoint or events

NJDEP

2002 Hydrography

Statistics of Change:

Streams 1986 (1;24000)

vs.

Streams 2002 (1:2400)

(no attributes)

NJDEP

AgenciesAgencies

Land Use Regulation ProgramWater Supply Administration      Source Water Assessment Program Division of Watershed ManagementNew Jersey Geological SurveyWater Monitoring and Standards     Bureau of Marine Water Monitoring     Bureau of Freshwater & Biological Monitoring      Bureau of Water Quality Standards & Assessment

Natural and Historic Resources Division of Fish & WildlifeEngineering and Construction     Dam Safety Section     Flood Control Section     Bureau of Coastal Engineering

Land Use Management

NJDEP

NJDEP

NJDEP

NJDEP

NJDEP

NJ Hydrography 2002NJ Hydrography 2002

NJDEP

• Contract started January 2009 with Pilot Contract started January 2009 with Pilot HUC8HUC8

- Team Civil: Civil Solutions, Data Enhancements Services

& Watershed Concepts

• NJDEP RoleNJDEP Role- Data Preparation – Coverage format, FCode

crosswalk,Subset Source, Flow check, Errors identified &

fixed, NHDGCT prep to Interactive Conflation step

- Supply Vendor SourceGDB, SubsetGBD, Coverages (net24, huc_edit, nhdpt, hyd2d_fc)

- Respond to vendor questions- QC deliverables: Reachcode checks, Table relates- XmlExport & Xml2GDB

USGS RoleUSGS Role- NHD Expertise / Training- QC Deliverables- Upload to NHD

NHD Conflation ProjectNHD Conflation Project

NJDEP

NJ to NHD Feature Crosswalk

All except

NJDEP

Flowline FCode Crosswalk

0 - River bank/Water body (>30ft)1 - Stream(10-30ft)2 - River/Water Body Centerline3 - Artificial Connector4 - Ditch5 - Indeterminate Wetland drainage

0 = 56000 - Coastline only1 = 46006 - StreamRiver2 = 55800 - ArtificialPath3 = 33400 - Connectors < 75’3 = 42803 - Pipelines => 75’4 = 33600 - CanalDitch5 = 46006 - StreamRiver

2002 NJDEP Stream code

NHD Flowline

FCode

CurrentCurrent CurrentCurrent

NJDEP

NHD Project StatusNHD Project Status

NJDEP

Project ChallengesProject Challenges

- Subbasin Boundary changes- State Borders & SubsetGDB- Missing feature checks- NHD Structure vs NJ target data - NHDFlowline features

- NHDWaterbody features

- NHDArea features- GNIS feature name differences- Water level of ponds 2002 - missing- Tidal water levels- Bay / Ocean separation- Coastline shifts

Future ChallengesFuture Challenges

- GNIS feature updates- Water 2007 - Tidal water levels- Feature Class updates- Event Themes

NJDEP

Contact Info: NJDEP, Bureau of GIS

Website: http://www.nj.gov/dep/gis

Phone: (609) 777-0672

E-mail: gisnet@dep.state.nj.us