StreamCat web service not available

[cheginit]

What happened?

It seems that EPA's web service have been removed, since the webpage does not exist anymore. This impacts pynhd.epa_nhd_catchments and pynhd.streamcat (and StreamCat class) functions.

What did you expect to happen?

No response

Minimal Complete Verifiable Example

MVCE confirmation

• Minimal example — the example is as focused as reasonably possible to demonstrate the underlying issue.
• Complete example — the example is self-contained, including all data and the text of any traceback.
• New issue — a search of GitHub Issues suggests this is not a duplicate.

Relevant log output

Anything else we need to know?

No response

Environment

SYS INFO
--------
commit: cadb35496eddbcac4d7ba9cd28cdd6b4b1b5b5b1
python: 3.12.8 | packaged by conda-forge | (main, Dec  5 2024, 14:19:53) [Clang 18.1.8 ]
python-bits: 64
OS: Darwin
OS-release: 24.3.0
machine: arm64
processor: arm
byteorder: little
LC_ALL: None
LANG: en_US.UTF-8
LOCALE: ('en_US', 'UTF-8')

PACKAGE                VERSION
-------------------------------
async-retriever        0.19.2.dev14+g279ec7f.d20250131
pygeoogc               0.19.1.dev7+gb828fcc.d20250131
pygeoutils             0.19.1.dev7+ga827ee8.d20250131
py3dep                 0.19.1.dev6+gdc8b990
pynhd                  0.19.1.dev6+g3975309.d20250131
pygridmet              0.19.3.dev9+gc232026.d20250131
pydaymet               0.19.2.dev9+ge7554b7.d20250131
hydrosignatures        0.19.1.dev6+gc37e136
pynldas2               0.19.2.dev9+g31c1073.d20250131
pygeohydro             0.19.1.dev7+gd600ef9.d20250131
aiodns                 3.0.0
aiofiles               24.1.0
aiohttp                3.11.11
aiohttp-client-cache   0.12.4
aiosqlite              0.20.0
brotli                 1.1.0
cytoolz                1.0.1
orjson                 3.10.15
numpy                  2.1.3
pandas                 2.2.3
scipy                  1.15.1
xarray                 2025.1.1
numba                  0.61.0
numbagg                0.8.2
click                  8.1.8
geopandas              1.0.1
rasterio               1.4.3
rioxarray              0.18.2
shapely                2.0.6
netcdf4                1.7.2
pyproj                 3.7.0
defusedxml             0.7.1
folium                 0.19.4
h5netcdf               1.5.0
matplotlib             3.10.0
planetary-computer     1.0.0
pystac-client          0.8.5
joblib                 1.4.2
multidict              6.1.0
owslib                 0.32.1
requests               2.32.3
requests-cache         1.2.1
typing-extensions      4.12.2
url-normalize          1.4.3
urllib3                2.3.0
yarl                   1.18.3
networkx               3.4.2
pyarrow                19.0.0
py7zr                  0.22.0
flox                   0.10.0
opt-einsum             3.4.0
-------------------------------
None