OMB control number
Hydrography Maintenance Portal (HMP)
OMB 1028-0143 · DOI/GS.
OMB 1028-0143
The Hydrography Maintenance Portal (HMP) is a website used by editors to ‘check out’ hydrography data from the National Hydrography Dataset (NHD). Editors can update the checked out data using a geographic information system (GIS), and subsequently check the data back into the official version of the NHD managed at the USGS after editing.
The latest form for Hydrography Maintenance Portal (HMP) expires 2027-04-30 and is listed under ICR 202003-1028-002.
Latest Forms, Documents, and Supporting Material
| Document | Type |
|---|---|
 30 Day FRN - Hydro Maintenance Portal Published.pdf | Supplementary Document |
| 30 Day FRN - Hydro Maintenance Portal Published.pdf | Supplementary Document |
| Instrument- Workflow for Hydrography Maintenance Portal.pdf | Supplementary Document |
| Instrument- Workflow for Hydrography Maintenance Portal.pdf | Supplementary Document |
 1028-NEW SSA Hydro Maintenance Portal -dcdh6282021.docx | Supporting Statement A |
| 1028-NEW SSA Hydro Maintenance Portal -dcdh6282021.docx | Supporting Statement A |
| EO 12906 Coordinating Geographic Data Access.pdf | Supplementary Document |
| EO 12906 Coordinating Geographic Data Access.pdf | Supplementary Document |
| circular-A-16.pdf | Supplementary Document |
| circular-A-16.pdf | Supplementary Document |
| 1028-New 60-day Hydro Maint 2020-12-11.pdf | Supplementary Document |
| 1028-New 60-day Hydro Maint 2020-12-11.pdf | Supplementary Document |
 Hydro Maintenance Portal |
Other- Instrument |
All Historical Document Collections
| Reference | Filing | Received | Concluded | Action |
|---|---|---|---|---|
| 202003-1028-002 | Existing collection in use without an OMB Control Number | 2021-09-08 | Approved without change |