176 
PACIFIC SCIENCE, Vol. XXII, April 1968 
TABLE 18 
Rates of Accretion and Erosion, Selected Beaches, Molokai* 
BEACH 
LENGTH 
6/62-8/62 
8/62-11/62 
11/62-3/63 
3/63-6/63 
6/63-9/63 
BEACH 
(yards) 
(2 mos.) 
(3 mos.) 
(4 mos.) 
( 3 mos.) 
( 3 mos.) 
Halawa 
85 
t 
-7.6 
-3.0 
+ 11.6 
+ 31.3 
Kanaha 
75 
— 1.5 
+ 1-3 
+ 1.0 
0 
-0.6 
Onealii 
200 
+ 1-5 
0 
— 0.7 
0 
+0.3 
Kapukuwahine 
600 
-24.5 
0 
— 40.0 
+ 16.0 
+26.3 
Kamakaipo 
1300 
+ 
+ 1.6 
-3.6 
+6.0 
—0.6 
Papohaku 
3100 
— 130.5 
— 102.5 
— 25.7 
+ 55.3 
— 14.3 
Kepuhi 
250 
+ 22.5 
— 2.6 
— 22.7 
+ 20.0 
+7.3 
Kawaaloa 
600 
+ 30.0 
— 128.6 
+ 132.0 
-41.3 
+ 13.0 
* Rates of accretion ( + ) and erosion 
( — ) in cubic yards of sand/yard of beach/month. 
f No data. 
TABLE 19 
Rates of Accretion and 
Erosion, Selected Beaches, Lanai* 
beach 
LENGTH 
6/62-9/62 
9/62-12/62 
12/62-4/63 
BEACH 
( yards ) 
( 3 mos.) 
(3 mos.' 
) 
(4 mos.) 
Halulu 
700 
t 
— 13.0 
+ 2.2 
Hauola 
400 
-7.3 
+6.6 
—0.2 
Hulopoe 
450 
— 2.0 
— 3.0 
+ 2.0 
Polihua 
1600 
— 2.3 
— 40.7 
—49.7 
* Rates of accretion ( + ) and erosion 
( — ) in cubic yards of sand/yard of beach/month. 
f No data. 
TABLE 20 
Rates of Accretion and 
Erosion, Selected Beaches, Maui* 
beach 
LENGTH 
4/62-6/62 
6/62-9/62 
9/62-2/63 2/63-6/63 
6/63-9/63 
BEACH 
( yards ) 
(2 mos.) 
(3 mos.) 
( 5 mos.) 
(4 mos.) 
(3 mos.) 
Hana 
233 
— 14.0 
+9.0 
— 2.6 
— 1.5 
+7.0 
Hamoa 
333 
+ 
— 1.7 
— 8.8 
— 1.0 
+ 12.7 
Puu Olai 
1100 
— 1.0 
+0.3 
+ 29.6 
—27.0 
-13.3 
Makena 
333 
+ 16.0 
— 18.7 
+ 3.2 
+ 1.0 
-3.3 
Keawakapu 
900 
+4.5 
+ 3.0 
— 11.0 
+ 10.5 
+ 5.3 
Kalama 
2375 
— 1.5 
-2.3 
+0.2 
—0.5 
+ 1-7 
Kihei 
1362 
— 28.0 
-7.3 
— 10.2 
+ 19.7 
— 2.0 
Maalaea 
1362 
-9.0 
-8.3 
+ 5.8 
—6.7 
+ 13.3 
Olowalu 
1760 
— 12.0 
—2.3 
+6.0 
— 15.7 
+8.3 
Makila 
200 
0 
-0.3 
—0.6 
0 
+ 5.0 
Hanakaoo 
1500 
— 17.0 
— 2.0 
+2.4 
— 3.5 
+ 1-7 
Kaanapali 
440 
t 
f 
—4.2 
+ 8.2 
+8.0 
Napili 
333 
t 
-19.7 
— 14.0 
+ 15.0 
+ 15.3 
Fleming’s 
200 
t 
+4.7 
+2.4 
— 2.5 
+ 1-7 
Honokahua 
500 
+ 13.0 
+ 3.3 
— 5.6 
+ 12.5 
-15.3 
Wai Paoko Kaio 
1675 
+4.0 
+0.6 
0 
—0.2 
0 
Kahului Harbor 
525 
+ 
—29.6 
+ 10.4 
— 5.2 
—5.7 
Kahului 
1520 
— 14.0 
+9.0 
+ 11.0 
— 12.2 
+ 12.7 
Papaula 
700 
+ 20.0 
—5.0 
— 11.6 
+ 8.5 
-9.3 
Paia 
433 
— 5.0 
+ 3.3 
-3.4 
+ 3.0 
+9.0 
* Rates of accretion (+) and erosion ( — ) in cubic yards of sand/yard of beach/month, 
t No data. 
