The New York herald. [volume] (New York, N.Y.) 1920-1924, 1921-08-22
NOTICE TO MARINERS.

The latest examination of the 80 foot
dredged channel in the Delaware River shows
line throughout the entire length of the chan
mel with the following exceptions: An iso-
lated sounding OF 2o.9 feet on Bellevue Range
above the intersection with Cherry Island
Range. shoal area on Deep Water Point
Range. with minimum depth OF 20.o feet.
extending from horizontal striped buoy for
about 1000 feet down stream. a series OF
shoals on Liston Range. with a minimum
depth Of 2e.3 feet extending from about
black can buoy 81 20 about 1000 feet above.
and another series 81 shoals with mini.
mum depth OF 2a.I feet. extending from about
1000 feet above 10 about : 800 feet below
red nun buoy 81. The removal Of the shoai
area on Deep Water Poin, Range aud Of the
lower series Of shoals on Liston Range is IN
Progress. There is a small rock area on
the western side OF Tihicum Range opposite
the upper end OF Chester Island. The least
depth over the rock within the channel limits
is 80 feet at mean low water. There are
also shoal areas. composed partly OF ledge
rock, In the western half OF the channel at
the lower end OF Chester Range and at the
upper end OF Marcus Hook Range. While
there is no ledge rock within the channel
limits of either Marcus Hook or Chester
ranges projecting above 80 feet at mean low
water. vessels drawing more than 20 feet
should navigate the eastern half of the chan.
nell which Is clear Of all obstructions 20 a
depth OF 30 feet or more at mean low water.
There il dangerous rock area lying 10 the
westward OF the intersection of Marcus Hook
and Chester ranges and between these ranges
and the Old Schooner Ledge Range. opposite
the large Stag pile OF the Delaware Steel
Works AT Chester Tho lower limit OF this
rock area Is marked by horizontally striped
buoy, and deep draft vessels should keep 10
the eastward at this point. The wreck of tho
steamer Katahdin, sunk October 20, 1917,
lies about 400 feet southwestward from red
gas buoy ct. at the intersection of Tinicum
and Chester ranges. There Ia no other mark
to show the location OF the wreck. The least
mean low water.
wreck lies sunk about = mile eastward
Of Outer Overs. England. in approximately
lat 30 10 o3 N, lon 0 30 80 w.
The second officer OF the str West Keene
reports that on July 81. 1921, he passed &
miles off Bona Island Light. Panama. and
observed that the light. In approximately lat
and showing the normal characteristic M,
stated in the Light List.
Tho master ~ the ~" West Keene report 3
that on the night OF July II, 1921. he sighted
Cabo False Light Lower California, Mexico
in approximately lat % So 10 N. Ion 100 81
20 w, at distance G. q. miles and later
passed within miles OF the lighthouse. The
seconds and not as stated in the Light List.
During a period OF 3 hours that the light
was within the range OF visibility II was OBJ
served to be extinguished for 80 minutes,
after which II again visible, with the
characteristics given above. Comparison
were made with stop watch.
The second officer OF the str West Keene
reports that on July %. 1921. at :45 AM,
San Telmo Point Light, Mexico. In approx
mately lat IS 10 20 N. lon 1903 80 30 w. was
observed TO be showing group flashing white
with period OF 20 seconds, thus. flash sec
ond, eclipse seconds, flash 1 second. eclipse
II seconds.
Information has been received through the
Department Of state that on July %, 1921.
the characteristic OF Port Elizabeth Light.
Southeast Africa. on the hill back OF the
town, In approximately lat 80 81 ~ s., lon
% 81 80 e, would be changed to flashing.
with period of 10 seconds, flash 2 seconds,
eclipse S seconds, without other change.